Relora

Relora is a patented blend of Magnolia officinalis and Phellodendron amurense bark extracts that helps reduce stress and anxiety by modulating cortisol levels, supporting GABA receptors in the brain, and providing anti-inflammatory effects without causing sedation or dependency.

Alternative Names: Magnolia and Phellodendron extract, Relora®, Magnolia officinalis and Phellodendron amurense blend

Categories: Proprietary Blend, Anxiolytic, Adaptogen, Stress Management, Weight Management Support

Primary Longevity Benefits


  • Stress reduction
  • Cortisol regulation
  • Anxiety relief
  • Sleep quality improvement

Secondary Benefits


  • Weight management support
  • Mood stabilization
  • Cognitive support
  • Anti-inflammatory effects
  • Antioxidant protection

Mechanism of Action


Overview

Relora, a patented blend of Magnolia officinalis and Phellodendron amurense bark extracts, exerts its effects through multiple mechanisms, primarily involving modulation of the GABAergic system, cortisol regulation, and anti-inflammatory pathways. Its anxiolytic, stress-reducing, and weight management properties stem from the synergistic action of bioactive compounds from both plants, particularly honokiol and magnolol from magnolia bark and berberine from phellodendron bark.

These compounds interact with neurotransmitter systems, influence stress hormone regulation, and provide antioxidant and anti-inflammatory effects through multiple pathways.

Primary Mechanisms

Gaba Modulation

Description: Compounds in Relora, particularly honokiol and magnolol from magnolia bark, act as positive allosteric modulators of GABA-A receptors, enhancing the inhibitory effects of GABA in the central nervous system
Specific Actions:
  • Honokiol and magnolol bind to the benzodiazepine site of GABA-A receptors, but with a different binding profile than conventional benzodiazepines
  • Enhance chloride ion influx through GABA-A receptor channels, promoting neuronal hyperpolarization and reducing excitability
  • Modulate GABA-A receptor subunits, particularly those containing α2 and α3 subunits, which are associated with anxiolytic effects without significant sedation
  • Unlike benzodiazepines, do not appear to cause tolerance, dependence, or cognitive impairment at therapeutic doses

Cortisol Regulation

Description: Relora helps regulate the hypothalamic-pituitary-adrenal (HPA) axis, which controls stress hormone production, with clinical studies demonstrating significant reductions in cortisol levels
Specific Actions:
  • Reduces cortisol secretion during acute and chronic stress responses, as demonstrated in clinical trials
  • Modulates corticotropin-releasing hormone (CRH) production in the hypothalamus
  • Influences adrenocorticotropic hormone (ACTH) release from the pituitary gland
  • Helps normalize diurnal cortisol patterns disrupted by chronic stress
  • May affect glucocorticoid receptor sensitivity and function

Anti Inflammatory Activity

Description: Multiple compounds in Relora reduce inflammation through complementary pathways
Specific Actions:
  • Berberine from phellodendron inhibits nuclear factor-kappa B (NF-κB) activation, a master regulator of inflammatory responses
  • Honokiol and magnolol from magnolia reduce production of pro-inflammatory cytokines (IL-1β, IL-6, TNF-α)
  • Multiple compounds inhibit cyclooxygenase-2 (COX-2) and 5-lipoxygenase (5-LOX) enzymes, reducing prostaglandin and leukotriene synthesis
  • Modulates microglial activation in the central nervous system
  • Reduces nitric oxide production by inhibiting inducible nitric oxide synthase (iNOS)

Antioxidant Effects

Description: Relora provides potent antioxidant protection through multiple mechanisms from both plant extracts
Specific Actions:
  • Honokiol, magnolol, and berberine directly scavenge free radicals, including superoxide, hydroxyl, and peroxyl radicals
  • Enhances endogenous antioxidant enzyme activities (superoxide dismutase, catalase, glutathione peroxidase)
  • Increases cellular glutathione levels, a primary intracellular antioxidant
  • Chelates transition metals that catalyze oxidative reactions
  • Activates Nrf2 (Nuclear factor erythroid 2-related factor 2) pathway, upregulating antioxidant response elements

Secondary Mechanisms

Neurotransmitter Modulation

Description: Relora influences multiple neurotransmitter systems beyond GABA
Specific Actions:
  • Modulates serotonergic transmission, potentially contributing to anxiolytic and mood-stabilizing effects
  • Affects dopaminergic signaling, which may contribute to mood regulation and reward pathways relevant to stress-related eating
  • Influences noradrenergic activity, potentially affecting arousal and stress responses
  • May modulate glutamatergic transmission, contributing to neuroprotective effects

Metabolic Effects

Description: Relora influences metabolic processes, particularly related to weight management
Specific Actions:
  • Reduces stress-induced eating behaviors through cortisol regulation and mood stabilization
  • Berberine from phellodendron activates AMP-activated protein kinase (AMPK), a key regulator of cellular energy homeostasis
  • Influences glucose metabolism and insulin sensitivity, particularly through berberine’s actions
  • Affects appetite regulation through neurotransmitter modulation and stress hormone regulation
  • May enhance thermogenesis and energy expenditure

Neuroprotective Actions

Description: Relora protects neurons from various forms of damage and degeneration
Specific Actions:
  • Reduces excitotoxicity by modulating glutamate receptors
  • Prevents beta-amyloid-induced neurotoxicity through multiple mechanisms
  • Enhances brain-derived neurotrophic factor (BDNF) expression
  • Protects against oxidative stress-induced neuronal damage
  • Maintains mitochondrial function under stress conditions

Digestive Actions

Description: Relora exerts beneficial effects on the digestive system
Specific Actions:
  • Antispasmodic effects on smooth muscle through calcium channel modulation
  • Berberine from phellodendron has antimicrobial effects that may beneficially modulate gut microbiota
  • Anti-inflammatory effects on gastrointestinal mucosa
  • Reduces stress-induced digestive disturbances through central nervous system effects
  • May improve gut barrier function

Key Bioactive Compounds

Honokiol

Description: Primary bioactive biphenolic compound from magnolia bark with multiple pharmacological effects
Specific Actions:
  • GABA-A receptor modulation
  • Antioxidant activity
  • Anti-inflammatory effects
  • Neuroprotection
  • Anxiolytic properties without sedation
Examples: Typically comprises a significant portion of the standardized magnolia extract in Relora

Magnolol

Description: Isomer of honokiol from magnolia bark with similar but distinct pharmacological activities
Specific Actions:
  • GABA-A receptor modulation
  • Antioxidant effects
  • Anti-inflammatory properties
  • Antimicrobial activity
  • Smooth muscle relaxation
Examples: Typically comprises a significant portion of the standardized magnolia extract in Relora

Berberine

Description: Isoquinoline alkaloid from phellodendron bark with diverse pharmacological activities
Specific Actions:
  • AMPK activation
  • Anti-inflammatory effects
  • Antimicrobial properties
  • Glucose metabolism regulation
  • Lipid metabolism modulation
Examples: Primary active compound from the phellodendron component of Relora

Palmatine

Description: Protoberberine alkaloid from phellodendron bark with complementary effects to berberine
Specific Actions:
  • Anti-inflammatory activity
  • Antimicrobial effects
  • Antioxidant properties
  • Mild anxiolytic effects
Examples: Present in smaller amounts than berberine in the phellodendron component

4-o-methylhonokiol

Description: Derivative of honokiol from magnolia bark with enhanced brain penetration
Specific Actions:
  • Neuroprotection
  • Anti-inflammatory effects
  • Potential cognitive enhancement
  • Antioxidant activity
Examples: Present in smaller amounts than honokiol and magnolol in the magnolia component

Phellodendrine

Description: Alkaloid from phellodendron bark with complementary effects
Specific Actions:
  • Anti-inflammatory properties
  • Mild anxiolytic effects
  • Antioxidant activity
Examples: Minor alkaloid component in the phellodendron extract

Molecular Targets

Target Interaction Outcome
GABA-A receptor Positive allosteric modulation, primarily by honokiol and magnolol from the magnolia component Increased chloride ion influx, neuronal hyperpolarization, anxiolytic effects without significant sedation
Glucocorticoid receptors Modulation of receptor sensitivity and signaling Altered stress hormone cascade, reduced cortisol effects
NF-κB signaling pathway Inhibition of pathway activation by multiple compounds including berberine and honokiol Reduced inflammatory response, decreased pro-inflammatory cytokine production
AMPK (AMP-activated protein kinase) Activation, primarily by berberine from the phellodendron component Enhanced cellular energy metabolism, improved glucose utilization, potential weight management benefits
Nrf2-ARE pathway Pathway activation by multiple compounds Upregulation of antioxidant enzymes, enhanced cellular protection
Peroxisome proliferator-activated receptors (PPARs) Activation, particularly PPAR-γ by honokiol Modulation of lipid metabolism, anti-inflammatory effects, potential metabolic benefits
Voltage-gated calcium channels Channel blockade by magnolol and honokiol Smooth muscle relaxation, antispasmodic effects, potential neuroprotection
Toll-like receptors (TLRs) Inhibition of TLR-mediated inflammatory signaling by berberine and honokiol Reduced inflammatory response, particularly in neuroinflammation
Sirtuin 3 (SIRT3) Activation by honokiol Enhanced mitochondrial function, potential metabolic and anti-aging effects
Cannabinoid receptors Potential modulation, particularly by honokiol May contribute to anxiolytic and neuroprotective effects through endocannabinoid system

Synergistic Effects

Magnolia Phellodendron Synergy

Description: The combination of magnolia and phellodendron extracts in Relora provides synergistic effects beyond what either extract alone could achieve
Specific Synergies:
  • Complementary mechanisms for stress reduction: magnolia primarily through GABA modulation and phellodendron through metabolic and inflammatory pathways
  • Enhanced cortisol regulation through multiple pathways affecting different aspects of the HPA axis
  • Broader spectrum of anti-inflammatory effects through different molecular targets
  • Combined effects on both central nervous system (magnolia) and metabolic pathways (phellodendron) relevant to stress-related eating
  • Balanced anxiolytic effect without sedation or stimulation

Compound Interactions

Description: Specific compounds within Relora interact synergistically
Specific Examples:
  • Honokiol and magnolol have slightly different GABA-A receptor subunit preferences, providing more comprehensive GABAergic modulation
  • Berberine’s metabolic effects complement honokiol’s PPAR-γ activation for more comprehensive metabolic support
  • Multiple antioxidant compounds with different chemical structures provide broader spectrum free radical scavenging
  • Combined anti-inflammatory effects through different pathways (NF-κB, COX-2, iNOS) provide more comprehensive inflammation modulation

Comparative Mechanisms

Vs Magnolia Alone

Similarities:
  • GABA-A receptor modulation
  • Anxiolytic effects without sedation
  • Cortisol reduction
  • Antioxidant and anti-inflammatory properties
Differences:
  • Relora adds berberine’s metabolic effects through AMPK activation
  • Enhanced anti-inflammatory profile through complementary pathways
  • More comprehensive effects on stress-related eating behaviors
  • Potentially improved stability and standardization through proprietary processing

Vs Benzodiazepines

Similarities:
  • Both act on GABA-A receptors
  • Both produce anxiolytic effects
  • Both can improve sleep quality
Differences:
  • Relora has different GABA-A receptor subunit selectivity, favoring anxiolytic over sedative effects
  • Relora does not cause tolerance, dependence, or withdrawal at therapeutic doses
  • Relora has additional mechanisms beyond GABA modulation (cortisol regulation, metabolic effects)
  • Relora has minimal cognitive impairment compared to benzodiazepines

Vs Ashwagandha

Similarities:
  • Both are adaptogens that help regulate stress response
  • Both can reduce cortisol levels
  • Both have anxiolytic properties
  • Both have antioxidant and anti-inflammatory effects
Differences:
  • Relora works more directly on GABA-A receptors through honokiol and magnolol
  • Ashwagandha has stronger effects on thyroid function
  • Relora has more specific effects on stress-related eating through berberine’s metabolic actions
  • Different phytochemical profiles leading to somewhat different overall effects

Vs Traditional Weight Management Supplements

Similarities:
  • Both aim to support healthy weight management
  • Both may affect metabolism and energy expenditure
Differences:
  • Relora primarily addresses the stress component of weight management rather than directly stimulating metabolism
  • Relora does not contain stimulants like caffeine or synephrine found in many weight management supplements
  • Relora focuses on reducing stress-related eating behaviors rather than suppressing appetite directly
  • Relora has minimal side effects compared to many stimulant-based weight management supplements

Optimal Dosage


Disclaimer: The following dosage information is for educational purposes only. Always consult with a healthcare provider before starting any supplement regimen, especially if you have pre-existing health conditions, are pregnant or nursing, or are taking medications.

The optimal dosage of Relora is based on clinical studies and manufacturer recommendations. The standard dose is 250-500 mg daily, typically divided into 2-3 doses. Most clinical studies have used 250 mg taken twice daily (morning and evening) for a total daily dose of 500 mg. The proprietary blend is standardized to contain specific levels of bioactive compounds from both Magnolia officinalis and Phellodendron amurense bark extracts, though the exact standardization percentages are not always disclosed due to proprietary formulation.

There is no established Recommended Dietary Allowance (RDA) for Relora as it is not considered an essential nutrient.

By Condition

Condition Dosage Notes
Stress and anxiety 250 mg taken twice daily (morning and evening) for a total of 500 mg daily This is the most well-studied dosage regimen, used in multiple clinical trials showing significant reductions in cortisol levels and subjective anxiety. Effects on stress markers may be noticeable within 2-4 weeks of consistent use, though some individuals report benefits within the first week.
Sleep support 250-500 mg taken 30-60 minutes before bedtime When used primarily for sleep, a single evening dose may be sufficient. The calming effects can help with sleep onset without causing morning grogginess. May be combined with other sleep-supporting supplements like melatonin, valerian, or magnesium for enhanced effects.
Weight management support 250 mg taken twice daily (morning and evening) for a total of 500 mg daily This dosage has been shown to help reduce stress-related eating and support healthy cortisol levels. Most effective when combined with healthy diet and exercise. Clinical studies typically used this dosage for 4-8 weeks to observe effects on weight management parameters.
Mood support 250 mg taken twice daily (morning and evening) for a total of 500 mg daily This standard dosage has been shown to help stabilize mood, particularly in relation to stress-induced mood fluctuations. Consistent daily use for 2-4 weeks is typically recommended to notice significant mood improvements.
Cognitive support during stress 250 mg taken twice daily (morning and evening) for a total of 500 mg daily This dosage may help maintain cognitive function during periods of stress by mitigating the negative effects of elevated cortisol on brain function. Particularly beneficial during high-stress periods like exams, work deadlines, or other challenging life events.

By Age Group

Age Group Dosage Notes
children (under 18 years) Not recommended unless under healthcare provider supervision Limited research in pediatric populations. Safety and efficacy not established in children and adolescents.
adults (18-64 years) Standard adult dosing: 250-500 mg daily, typically divided into 2 doses This is the population studied in clinical trials. Most individuals tolerate this dosage well with minimal side effects.
older adults (65+ years) Start with lower doses (250 mg daily) and increase gradually if needed May be particularly beneficial for age-related sleep disturbances and stress. Monitor for potential interactions with medications commonly used in this population. Limited specific research in elderly populations, but no known special concerns.
pregnant and breastfeeding women Not recommended due to insufficient safety data No adequate studies in pregnant or lactating women. Avoid use during pregnancy and lactation unless specifically recommended by a healthcare provider familiar with the research.

By Form

Form Dosage Notes
Capsules/tablets 250-500 mg daily, divided into 2-3 doses Most common and well-studied form. Typically standardized to contain specific levels of bioactive compounds. Convenient and provides consistent dosing.
Powder 250-500 mg daily, divided into 2-3 doses Less common form but allows for flexible dosing. Can be mixed with beverages but may have a bitter taste. Measuring accurately is important for proper dosing.
Liquid extract Varies by product concentration; follow manufacturer’s recommendations Faster absorption than solid forms. Concentration varies by product, so dosing must be adjusted accordingly. May have a strong taste that some find unpleasant.
Combination formulas Varies by product; typically contains 250-500 mg of Relora plus other ingredients Often combined with other stress-reducing or weight management ingredients. Dosage of Relora component may be lower when combined with synergistic ingredients. Follow manufacturer’s recommendations for specific products.

Timing Considerations

Timing Recommendation Rationale
For general stress and anxiety Take twice daily, typically morning and evening Provides consistent support throughout the day and helps maintain steady levels of active compounds in the system
For sleep support Take 30-60 minutes before bedtime Allows time for absorption and onset of calming effects before sleep
For stress-related eating Take before meals and/or at times of typical stress-related eating May help reduce stress-induced appetite and emotional eating when taken before potential trigger situations
With or without food Can be taken with or without food; consistent timing recommended No significant food interactions reported; taking with food may reduce potential for mild digestive discomfort in sensitive individuals
Consistency Take at approximately the same times each day Helps maintain consistent blood levels and establish routine for optimal effects

Combination Strategies

Combination Dosage Rationale
With L-theanine Relora 250 mg + L-theanine 100-200 mg, taken together twice daily L-theanine promotes alpha brain wave activity and complements Relora’s GABA-modulating effects for enhanced stress reduction without sedation
With ashwagandha Relora 250 mg + ashwagandha extract 300-600 mg daily Combines two adaptogens with complementary mechanisms for comprehensive stress support; ashwagandha adds additional cortisol-regulating effects and potential benefits for physical stress resilience
With melatonin (for sleep) Relora 250-500 mg + melatonin 0.5-3 mg before bedtime Enhances sleep-promoting effects through complementary mechanisms; Relora provides anxiolytic effects while melatonin directly supports sleep onset through circadian regulation
With rhodiola rosea Relora 250 mg + rhodiola extract 200-400 mg daily Combines anxiolytic effects of Relora with the energizing, fatigue-reducing effects of rhodiola for balanced stress support without sedation
With GABA Relora 250 mg + GABA 100-500 mg daily Potentially enhances GABAergic effects; while exogenous GABA has limited blood-brain barrier penetration, it may act on peripheral GABA receptors and potentially enhance central effects through vagal signaling

Clinical Study Dosages

Study Population Dosage Used Outcomes
Talbott et al. (2013) – Effect on cortisol and psychological mood state in moderately stressed subjects 56 moderately stressed healthy adults (35 men, 21 women) 250 mg twice daily (500 mg total) for 4 weeks Significant reduction in cortisol levels; improved overall stress management; reduced temporary, transient, and situational anxiety; improved sleep quality; reduced depression and fatigue
Kalman et al. (2008) – Effects on stress levels in healthy women 40 healthy premenopausal women with moderate stress 250 mg three times daily (750 mg total) for 6 weeks Significant reduction in anxiety as measured by State-Trait Anxiety Inventory; reduced salivary cortisol; improved sleep quality; no significant side effects
Garrison & Chambliss (2006) – Effects on sleep disturbances 45 adults with sleep disturbances 250 mg twice daily (500 mg total) for 3 weeks Significant improvements in time to fall asleep, sleep quality, and daytime energy levels; reduced nighttime awakening; no significant side effects
LaValle et al. (2006) – Effects on stress-related eating and weight management 28 overweight adults with stress-related eating patterns 250 mg twice daily (500 mg total) for 6 weeks Reduced stress-related eating behaviors; modest weight loss compared to placebo; reduced cortisol levels; improved mood

Special Populations Considerations

Athletes

  • Standard dosing (250-500 mg daily) typically appropriate
  • May help with performance anxiety and stress recovery; not on WADA prohibited list; may support healthy cortisol patterns during intense training periods
  • Consider taking after training sessions to support recovery from exercise-induced stress

Shift Workers

  • Standard dosing (250-500 mg daily) typically appropriate
  • May help with sleep disruption associated with shift work; timing should be adjusted based on individual sleep schedule
  • Take approximately 1 hour before planned sleep time, regardless of time of day

Individuals With Mild Hepatic Impairment

  • Consider reduced dosage (250 mg daily) and monitor response
  • Components are metabolized in the liver; use with caution and medical supervision in liver conditions
  • No special timing considerations, but consistent daily schedule recommended

Individuals Taking Multiple Medications

  • Start with lower dose (250 mg daily) and increase gradually if needed
  • Potential for interactions with sedatives, anticoagulants, or medications metabolized by CYP3A4; consult healthcare provider
  • Consider separating from other medications by 2-4 hours when possible to reduce potential interactions

Bioavailability


Overview

Relora is a proprietary blend of extracts from Magnolia officinalis and Phellodendron amurense bark. The bioavailability of its active compounds, including honokiol and magnolol from magnolia and berberine from phellodendron, is influenced by their physicochemical properties and the proprietary extraction and formulation processes. Generally,

these compounds have moderate to low oral bioavailability due to poor water solubility, extensive first-pass metabolism, and P-glycoprotein efflux.

However , the proprietary processing of Relora may enhance the bioavailability compared to standard extracts of the individual herbs.

Absorption

General Characteristics: Absorption of Relora’s active compounds occurs primarily in the small intestine, with limited absorption in the stomach. The rate and extent of absorption vary by compound class and are influenced by the proprietary formulation.

Compound Specific Absorption:

Compound Class Absorption Site Absorption Mechanism Absorption Rate Enhancing Factors Limiting Factors
Biphenolic compounds (honokiol, magnolol) from magnolia Primarily small intestine Passive diffusion due to lipophilic nature; potential involvement of active transporters Low to moderate; approximately 5-20% of ingested dose Presence of dietary fats, certain surfactants, proprietary processing techniques Poor water solubility, P-glycoprotein efflux, binding to dietary components
Alkaloids (berberine, palmatine) from phellodendron Small intestine Limited passive diffusion due to quaternary ammonium structure; potential involvement of organic cation transporters Very low; typically less than 5% of ingested dose Proprietary processing, certain surfactants, P-glycoprotein inhibitors Poor membrane permeability due to permanent positive charge, P-glycoprotein efflux, extensive first-pass metabolism
Other phenolic compounds Small intestine and colon Combination of passive diffusion and active transport Variable; typically 10-30% of ingested dose Gut microbiota metabolism, proprietary processing Molecular size, conjugation, efflux transporters

Distribution

General Characteristics: After absorption, Relora’s active compounds are distributed throughout the body via the bloodstream, with varying degrees of tissue penetration based on their physicochemical properties.

Blood-brain Barrier Penetration: Honokiol and magnolol from the magnolia component can cross the blood-brain barrier due to their lipophilic nature and relatively small molecular size, which is crucial for their neurological effects. Berberine from the phellodendron component has limited BBB penetration but may exert central effects through indirect mechanisms or at specific sites with increased BBB permeability.

Protein Binding: Honokiol and magnolol demonstrate high plasma protein binding (primarily to albumin), ranging from 80-95%. Berberine shows moderate protein binding (30-50%). This protein binding affects their free concentration and tissue distribution but may also protect them from rapid metabolism and elimination.

Tissue Distribution: Magnolia compounds show preferential distribution to the liver, brain, lungs, and adipose tissue due to their lipophilicity. Berberine and other phellodendron alkaloids concentrate in the liver and gastrointestinal tract, with limited distribution to other tissues. The combination of compounds in Relora provides a complementary distribution pattern that may contribute to its overall effects.

Metabolism

General Characteristics: Relora’s active compounds undergo extensive metabolism, primarily in the liver (Phase I and II reactions) and by the gut microbiota.

Hepatic Metabolism: Cytochrome P450 enzymes (particularly CYP3A4, CYP2C9, CYP2D6) catalyze oxidation, reduction, and hydroxylation reactions of honokiol, magnolol, and berberine., Conjugation reactions, including glucuronidation (via UDP-glucuronosyltransferases) and sulfation (via sulfotransferases), are common for honokiol, magnolol, and their phase I metabolites. Berberine undergoes demethylation and glucuronidation.

Gut Microbial Metabolism: The gut microbiota plays a significant role in metabolizing Relora compounds, particularly through demethylation, reduction, and dehydroxylation reactions. These microbial metabolites may contribute to the bioactivity of Relora. Berberine is converted to dihydroberberine by gut microbiota, which may have enhanced absorption.

Metabolic Pathways:

Compound Primary Metabolites Enzymes Involved Metabolic Rate
Honokiol Hydroxyhonokiol, honokiol glucuronide, honokiol sulfate CYP3A4, CYP2C9, UDP-glucuronosyltransferases, sulfotransferases Moderate to rapid; half-life approximately 4-6 hours
Magnolol Hydroxymagnolol, magnolol glucuronide, magnolol sulfate, isomagnolol CYP3A4, CYP2D6, UDP-glucuronosyltransferases, sulfotransferases Moderate to rapid; half-life approximately 4-6 hours
Berberine Berberrubine, demethyleneberberine, jatrorrhizine, thalifendine, dihydroberberine CYP1A2, CYP2D6, CYP3A4, gut bacterial nitroreductases Moderate; half-life approximately 4-8 hours

Elimination

General Characteristics: Relora’s active compounds and their metabolites are primarily eliminated via biliary excretion followed by fecal elimination, with some renal excretion of water-soluble metabolites.

Half Life: The elimination half-life varies among compounds: honokiol and magnolol typically have half-lives of 4-6 hours in humans, while berberine has a half-life of 4-8 hours. Some metabolites may have longer half-lives.

Excretion Routes: Conjugated metabolites are excreted in bile and appear in feces after potential deconjugation by gut bacteria. Some water-soluble metabolites are excreted in urine. The proprietary formulation of Relora may influence the excretion patterns of its active compounds.

Enterohepatic Circulation: Honokiol and magnolol glucuronides undergo significant enterohepatic circulation, where they are excreted in bile, deconjugated by gut bacteria, reabsorbed, and recirculated. Berberine and its metabolites also undergo enterohepatic circulation. This process can extend their presence in the body and contribute to their sustained effects.

Proprietary Formulation Effects

Extraction Process: The proprietary extraction process used for Relora may enhance the bioavailability of active compounds compared to standard extracts of the individual herbs. The specific details of this process are not publicly disclosed but may involve optimized solvent systems, particle size reduction, or other techniques to improve dissolution and absorption.

Standardization: Relora is standardized to contain specific levels of bioactive compounds, ensuring consistent potency and bioavailability across batches. The exact standardization parameters are proprietary but likely focus on honokiol, magnolol, and berberine content.

Formulation Advantages: The specific formulation of Relora may include excipients or processing techniques that enhance dissolution, protect compounds from degradation, or improve absorption. The combination of magnolia and phellodendron extracts may also provide synergistic effects on bioavailability through mechanisms such as P-glycoprotein inhibition.

Bioavailability Enhancement Strategies

Pharmacokinetic Parameters

Honokiol And Magnolol

  • Typically 0.1-0.5 μg/mL after standard oral doses of Relora
  • 1-3 hours after oral administration
  • 4-6 hours
  • Highly variable depending on formulation
  • Approximately 5-15% for standard extracts; potentially higher in Relora’s proprietary formulation
  • Large volume of distribution indicating significant tissue distribution
  • 80-95%, primarily to albumin

Berberine

  • Typically 0.01-0.1 μg/mL after standard oral doses of Relora
  • 2-4 hours after oral administration
  • 4-8 hours
  • Highly variable depending on formulation
  • Very low, typically less than 5%; potentially enhanced in Relora’s proprietary formulation
  • Moderate volume of distribution with concentration in liver and gastrointestinal tract
  • 30-50%, primarily to albumin

Factors Affecting Individual Response

Factor Impact Clinical Relevance
Genetic variations Polymorphisms in CYP enzymes (particularly CYP3A4, CYP2C9, CYP2D6) may affect metabolism rate of Relora compounds May explain variable responses to standard doses; individuals with reduced CYP activity may experience stronger or prolonged effects
Gut microbiome composition Variations in gut bacteria affect metabolism of Relora compounds, particularly berberine and conjugated metabolites of honokiol and magnolol May influence both efficacy and side effect profile; antibiotic use or gut dysbiosis could alter response
Liver function Hepatic impairment can reduce metabolism and clearance of Relora compounds May require dose adjustment in individuals with liver disease
Age-related changes Reduced hepatic blood flow and enzyme activity in older adults may affect metabolism Older adults may respond to lower doses; effects may last longer
Concurrent medications Drugs that induce or inhibit CYP enzymes can alter metabolism of Relora compounds Potential for interactions with various medications; monitoring may be necessary
Fasting vs. fed state Food, particularly fat, enhances absorption of lipophilic compounds in Relora Taking with meals may enhance effects; consistency in administration relative to meals may improve predictability of response

Clinical Implications

Onset Of Action

  • Some individuals report mild calming effects within 30-60 minutes of taking Relora, likely due to the GABAergic effects of honokiol and magnolol
  • Full benefits for stress reduction, cortisol regulation, and related outcomes typically require 2-4 weeks of consistent use to reach optimal effects
  • Individual metabolism, baseline stress levels, and sensitivity to the active compounds can significantly affect onset of action

Dosing Frequency

  • The moderate half-lives of key compounds (4-8 hours) suggest that twice daily dosing is optimal for maintaining therapeutic levels
  • Clinical studies showing efficacy have primarily used twice daily dosing (morning and evening)
  • For sleep-specific applications, a single evening dose may be sufficient

Therapeutic Monitoring

  • Self-reported stress levels, anxiety scores, sleep quality, and stress-related eating behaviors are primary indicators of response
  • Cortisol levels (salivary or serum) can be measured to assess HPA axis effects, though not routinely necessary in clinical practice
  • Assessment of subjective response after 2-4 weeks of consistent use is reasonable; adjustment of dosage or regimen based on response

Safety Profile


Overview

Relora, a proprietary blend of Magnolia officinalis and Phellodendron amurense bark extracts, has demonstrated a favorable safety profile in clinical studies and post-marketing surveillance. It is generally well-tolerated by most individuals at recommended doses, with few reported adverse effects. The safety profile benefits from both the traditional use history of its component herbs and modern clinical evaluations. However, certain populations should exercise caution, and potential interactions with medications should be considered.

The safety profile is best established for short to medium-term use (up to 6 months), with less data available on very long-term consumption.

Adverse Effects

Common Mild:

Effect Frequency Severity Management
Mild drowsiness or sedation Uncommon (less than 5% of users) Mild Typically transient and resolves within a few days of continued use; taking at bedtime may help; avoid activities requiring alertness until individual response is known
Digestive discomfort (mild nausea, stomach upset) Uncommon (less than 5% of users) Mild Taking with food typically resolves symptoms; reducing dose may help if persistent
Headache Rare (less than 2% of users) Mild Usually transient and resolves without intervention; reducing dose may help
Dizziness Rare (less than 2% of users) Mild to moderate Typically transient; reducing dose or taking at bedtime may help; avoid activities requiring balance until individual response is known

Rare Serious:

Effect Frequency Severity Management
Allergic reactions Very rare (less than 0.1% of users) Mild to severe Discontinue use immediately and seek medical attention if symptoms of allergy occur
Hypotension (in high doses) Very rare (less than 0.1% of users) Moderate More common with very high doses; reduce dose or discontinue use if symptoms occur; monitor blood pressure in susceptible individuals
Paradoxical excitation Very rare (less than 0.1% of users) Moderate Discontinue use if increased anxiety, agitation, or insomnia occurs; may be more common in sensitive individuals

Contraindications

Condition Rationale Recommendation
Known allergy to plants in the Magnoliaceae or Rutaceae families Risk of allergic reactions to components of magnolia or phellodendron Strictly avoid use
Scheduled surgery Theoretical concern for interaction with anesthesia due to GABA-modulating effects; potential for enhanced sedation Discontinue use at least 2 weeks before scheduled surgery
Pregnancy and breastfeeding Insufficient safety data available; some traditional sources suggest potential uterine stimulant effects of component herbs Avoid use during pregnancy and lactation
Severe liver disease Relora compounds undergo extensive hepatic metabolism; impaired liver function may lead to accumulation Avoid use in severe liver disease; use with caution and reduced doses in mild to moderate liver impairment
Bipolar disorder Theoretical concern for triggering manic episodes due to effects on neurotransmitter systems Use only under healthcare provider supervision, if at all

Drug Interactions

Drug Class Examples Interaction Mechanism Severity Management
Sedatives and hypnotics Benzodiazepines (diazepam, lorazepam), Z-drugs (zolpidem, zopiclone), barbiturates Additive effects on GABA system may enhance sedation Moderate Use with caution; may need to reduce dose of either agent; monitor for excessive sedation
Anticoagulants and antiplatelets Warfarin, clopidogrel, aspirin, heparin Magnolia compounds may have mild antiplatelet effects; berberine may affect coagulation pathways Mild to moderate Monitor for signs of increased bleeding; consider more frequent INR monitoring if taking warfarin
Antihypertensives ACE inhibitors, beta-blockers, calcium channel blockers Potential additive effects on blood pressure reduction Mild to moderate Monitor blood pressure; may need to adjust medication dose
CYP3A4 substrates Certain statins, some antidepressants, many immunosuppressants Potential inhibition of CYP3A4 enzyme by berberine and other compounds, affecting metabolism of these drugs Theoretical concern, limited evidence Monitor for increased effects or side effects of medications; consider alternative supplements if taking critical CYP3A4 substrate medications
Antidiabetic medications Metformin, sulfonylureas, insulin Berberine has glucose-lowering effects that may be additive with antidiabetic medications Mild to moderate Monitor blood glucose levels; may need to adjust medication dose
Alcohol All alcoholic beverages Additive effects on GABA system may enhance sedation Moderate Limit alcohol consumption when using Relora, especially in higher doses

Special Populations

Pediatric:

  • Limited data on safety in children. Not generally recommended for individuals under 18 years unless under healthcare provider supervision.
  • Not established for pediatric use.
  • Potential for increased sensitivity to neurological effects; limited safety data in this population.

Geriatric:

  • Generally safe in older adults, with potential benefits for age-related sleep disturbances and stress. May be more sensitive to effects due to age-related changes in metabolism.
  • Start with lower doses (250 mg daily) and titrate slowly. May be more sensitive to sedative effects.
  • Increased risk of drug interactions due to polypharmacy common in older adults; potential for enhanced sedation or dizziness; monitor for effects on blood pressure.

Pregnant And Lactating:

  • Not recommended during pregnancy and lactation due to insufficient safety data and traditional cautions about potential uterine stimulant effects of component herbs.
  • Avoid use during pregnancy and lactation.
  • No adequate studies in pregnant or lactating women; animal studies insufficient to establish safety profile for pregnancy.

Hepatic Impairment:

  • Caution advised due to extensive hepatic metabolism of key compounds. Severe liver disease is a contraindication.
  • Avoid use in severe liver impairment; consider reduced doses (50% of standard) in mild to moderate impairment if used.
  • Monitor liver function tests if used regularly in patients with pre-existing liver disease.

Renal Impairment:

  • Limited data, but likely safe in mild to moderate renal impairment as most active compounds undergo hepatic metabolism with limited renal elimination.
  • No specific adjustments needed for mild to moderate impairment; use caution in severe renal disease.
  • No specific monitoring required beyond standard care for renal disease.

Psychiatric Conditions:

  • Generally safe for anxiety and stress-related conditions, but caution advised in bipolar disorder and severe depression.
  • Theoretical risk of triggering manic episodes in bipolar disorder; potential for sedation that could worsen certain depressive symptoms.
  • Use under healthcare provider supervision in individuals with significant psychiatric conditions.

Toxicology

Acute Toxicity:

  • No established LD50 in humans; animal studies show low toxicity with LD50 > 2000 mg/kg for the component extracts in rodents
  • No formal maximum tolerated dose established; clinical studies have used up to 750 mg/day without significant adverse effects
  • Theoretical symptoms might include excessive sedation, hypotension, gastrointestinal distress, and dizziness, though documented cases are extremely rare
  • Supportive care; symptoms expected to resolve within 24-48 hours due to relatively short half-life of active compounds

Chronic Toxicity:

  • Clinical studies up to 6 months show favorable safety profile; traditional use of component herbs suggests safety with long-term consumption, though modern controlled studies of very long-term use are limited
  • No evidence of carcinogenic potential; some studies suggest potential anti-cancer properties of key compounds
  • No mutagenic effects observed in standard assays; some studies suggest DNA-protective effects
  • Insufficient data in humans; some traditional sources suggest avoiding during pregnancy due to potential uterine stimulant effects of component herbs
  • No specific organ toxicity identified in clinical studies or post-marketing surveillance at recommended doses

Quality Control Concerns

Adulteration:

  • Substitution of authentic Magnolia officinalis or Phellodendron amurense with related species; use of spent material (previously extracted bark); addition of synthetic compounds to mimic activity
  • HPLC analysis of honokiol, magnolol, and berberine content; microscopic analysis; DNA barcoding
  • Purchase from reputable sources; look for products with third-party testing certification; authentic Relora is a registered trademark with quality control standards

Contamination:

  • Heavy metals (particularly from Chinese sources), pesticide residues, microbial contamination, mycotoxins
  • Should meet USP, EP, or equivalent pharmacopeial standards for herbal preparations
  • Third-party testing, Good Manufacturing Practices (GMP) certification, organic cultivation when possible

Standardization Issues:

  • Consistency of active compound ratios between batches; stability of active compounds during shelf life
  • Honokiol and magnolol content from magnolia; berberine content from phellodendron; ratio between compounds
  • Look for products that specify standardization parameters; check for expiration dates and proper storage conditions

Regulatory Status

Us Fda: Sold as dietary supplement under DSHEA regulations; not approved as a drug; Relora is a registered trademark

European Medicines Agency: Not approved as a medicinal product; sold as food supplement in many EU countries

Health Canada: Listed as a Natural Health Product (NHP) ingredient with approved claims for sleep aid, digestive aid, and anxiolytic

Australia Tga: Listed complementary medicine with approved indications for mild anxiety and sleep disorders

International Status: Regulatory status varies by country; generally regulated as a dietary supplement or traditional medicine ingredient

Post Marketing Surveillance

Reported Adverse Events: Very few serious adverse events reported despite widespread use since early 2000s

Pharmacovigilance Data: Consistent with favorable safety profile established in clinical studies

Case Reports: Isolated case reports of allergic reactions and mild sedation; causal relationship not always established

Clinical Safety Data

Study Safety Findings Population Duration Dosage
Talbott et al. (2013) – Effect on cortisol and psychological mood state in moderately stressed subjects No significant adverse events reported; no significant changes in vital signs or laboratory parameters; well-tolerated by all participants 56 moderately stressed healthy adults (35 men, 21 women) 4 weeks 250 mg twice daily (500 mg total)
Kalman et al. (2008) – Effects on stress levels in healthy women No significant adverse events reported; no significant changes in vital signs or laboratory parameters; mild transient drowsiness in 2 participants 40 healthy premenopausal women with moderate stress 6 weeks 250 mg three times daily (750 mg total)
Garrison & Chambliss (2006) – Effects on sleep disturbances No significant adverse events reported; no significant changes in vital signs; mild digestive discomfort in 1 participant that resolved without intervention 45 adults with sleep disturbances 3 weeks 250 mg twice daily (500 mg total)
LaValle et al. (2006) – Effects on stress-related eating and weight management No significant adverse events reported; no significant changes in vital signs or laboratory parameters; well-tolerated by all participants 28 overweight adults with stress-related eating patterns 6 weeks 250 mg twice daily (500 mg total)

Safety Compared To Alternatives

Alternative Comparative Safety Trade Offs
Benzodiazepines Relora has significantly better safety profile with no dependence, tolerance, or withdrawal issues at therapeutic doses; less cognitive impairment; less potential for abuse; no risk of respiratory depression May be less potent for severe anxiety; less rapid onset of action; less research supporting efficacy for panic disorder
Kava Relora lacks the potential hepatotoxicity concerns associated with kava; fewer reports of dermatological issues; less concern about driving impairment May have less pronounced anxiolytic and muscle relaxant effects than high-quality kava preparations
Valerian Similar favorable safety profile; Relora may cause less morning grogginess than valerian; fewer reports of vivid dreams Valerian may have stronger sedative effects beneficial for insomnia; more extensive clinical research for sleep disorders
Stimulant-based weight management supplements Relora lacks the cardiovascular risks associated with stimulants; no increase in blood pressure or heart rate; no risk of dependency or withdrawal Less direct effect on metabolism and thermogenesis; primarily addresses stress-related eating rather than directly affecting metabolism

Long Term Safety Considerations

Longest Duration Studies: Clinical studies up to 6 months show continued favorable safety profile; longer-term safety based primarily on traditional use of component herbs and post-marketing surveillance

Theoretical Concerns: Potential for hormonal effects with very long-term use due to weak phytoestrogen activity of some compounds (though significantly weaker than endogenous hormones)

Monitoring Recommendations: No specific monitoring required for long-term use in healthy individuals; periodic liver function testing may be considered in those with pre-existing liver conditions or taking multiple medications

Safety In Combination With Common Supplements

Supplement Safety Assessment Precautions
L-theanine Generally safe combination; complementary mechanisms without significant additive side effects Monitor for enhanced calming effects; adjust dosage if excessive relaxation occurs
Melatonin Generally safe combination for sleep support; no significant adverse interactions reported May enhance sedative effects; start with lower doses of both supplements when combining
Ashwagandha Generally safe combination; complementary adaptogenic effects Monitor for enhanced effects on thyroid function in sensitive individuals; potential for additive sedation
Magnesium Generally safe combination; may enhance relaxation effects Monitor for enhanced calming effects; magnesium may cause loose stools in some individuals
B-complex vitamins Generally safe combination; B vitamins may support stress response No specific precautions; morning dosing of B vitamins recommended if combining with evening Relora

Regulatory Status


Fda Status

Classification: Dietary supplement ingredient under DSHEA (Dietary Supplement Health and Education Act of 1994)

Approved Uses: No approved drug uses; marketed as dietary supplement only

Supplement Status: Legal for sale as dietary supplement; not approved as a food additive

Labeling Restrictions: Cannot make disease claims; structure/function claims must include disclaimer that FDA has not evaluated the claim

Adverse Event Reporting: Serious adverse events must be reported by manufacturers to FDA within 15 days

Manufacturing Requirements: Must comply with dietary supplement cGMP (current Good Manufacturing Practices) under 21 CFR Part 111

International Status

Eu

  • Food supplement ingredient in most countries; not approved as a Novel Food for general food use
  • Food supplement only; not approved as traditional herbal medicinal product under Directive 2004/24/EC
  • European Food Safety Authority (EFSA) for food supplement uses; European Medicines Agency (EMA) would oversee medicinal uses if approved
  • Must meet quality standards and safety requirements of individual member states
  • No EU-wide monograph; component herbs may have individual monographs in some member states

Canada

  • Natural Health Product (NHP) under Natural Health Products Regulations
  • Sleep aid, digestive aid, and to help relieve symptoms of mild anxiety
  • Health Canada, Natural and Non-prescription Health Products Directorate
  • Product license required for marketing; must meet evidence requirements for claims
  • No specific monograph for Relora; component herbs have individual monographs

Australia

  • Listed complementary medicine on Australian Register of Therapeutic Goods (ARTG)
  • Traditional use for mild anxiety, stress, and digestive complaints
  • Therapeutic Goods Administration (TGA)
  • Must comply with quality and safety standards; evidence required for efficacy claims
  • No specific TGA monograph, but covered under general guidelines for listed medicines

Japan

  • Not specifically regulated as a combination; component herbs may be regulated individually
  • No specific approved uses for the combination
  • Ministry of Health, Labour and Welfare
  • Would need to meet Japanese standards for individual components
  • Component herbs may have individual monographs in Japanese Pharmacopoeia

China

  • Not regulated as a combination; component herbs are regulated as Traditional Chinese Medicine (TCM) herbs
  • No specific approved uses for the combination; component herbs have traditional TCM uses
  • National Medical Products Administration (NMPA) and State Administration of Traditional Chinese Medicine
  • Component herbs must meet Chinese Pharmacopoeia standards
  • Component herbs have official monographs in Chinese Pharmacopoeia

Pharmacopeial Status

United States Pharmacopeia: Not currently monographed in USP-NF

European Pharmacopoeia: Not officially monographed as combination; component herbs may have individual monographs

British Pharmacopoeia: Not officially monographed as combination; component herbs may have individual monographs

Chinese Pharmacopoeia: Component herbs have official monographs; combination not monographed

Japanese Pharmacopoeia: Component herbs may have official monographs; combination not monographed

International Pharmacopoeia: Not officially monographed

Monographs And Guidelines

Organization Document Year Key Points
American Herbal Products Association (AHPA) Botanical Safety Handbook, 2nd Edition 2013 Component herbs classified in Safety Class 1 (herbs that can be safely consumed when used appropriately), Provides safety information on individual component herbs, Notes potential interactions and contraindications, Summarizes traditional uses and modern applications
American Botanical Council HerbClip summaries of Relora clinical research Various (2000s-present) Summarized key clinical studies on Relora, Provided expert commentary on research quality and significance, Contextualized findings within broader herbal medicine research, Noted limitations and areas for future research
Natural Medicines Comprehensive Database Professional monograph on Relora Updated regularly Summarized available clinical evidence, Provided safety information and potential interactions, Rated effectiveness for various conditions based on available evidence, Listed known adverse effects and contraindications

Approved Health Claims

United States

Allowed Structure Function Claims:
  • Helps support a calm mood*
  • May help promote relaxation*
  • Supports healthy sleep*
  • May help support healthy cortisol levels*
  • Supports a healthy stress response*
  • May help reduce stress-related eating*
Required Disclaimers: * These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Prohibited Claims: Any claims suggesting efficacy in treating, curing, or preventing specific diseases including anxiety disorders, depression, insomnia, obesity, or metabolic disorders

European Union

  • No authorized health claims under Regulation (EC) No 1924/2006
  • Varies by member state; typically requires statement that product is a food supplement and not intended to treat, prevent, or cure disease
  • Any health claims not authorized under Regulation (EC) No 1924/2006; medicinal claims

Canada

Allowed Claims:
  • Helps to temporarily promote relaxation
  • Used as a sleep aid
  • Helps to reduce symptoms of mild anxiety
Required Disclaimers: Consult a healthcare practitioner prior to use if pregnant or breastfeeding, or if taking sedatives, anticoagulant or antiplatelet medications
Prohibited Claims: Claims suggesting efficacy in treating, curing, or preventing specific diseases without appropriate evidence and authorization

Australia

Allowed Claims:
  • Traditionally used in Western herbal medicine to help reduce symptoms of mild anxiety
  • Traditionally used in Western herbal medicine to support healthy sleep
  • May help support healthy stress response
Required Disclaimers: Traditional use based on [number of] years of use in Western herbal medicine
Prohibited Claims: Claims suggesting efficacy in treating, curing, or preventing specific diseases without appropriate evidence and listing

Safety Classifications

Pregnancy And Lactation

  • No specific classification; generally advised to avoid due to insufficient safety data
  • Contraindicated during pregnancy and breastfeeding unless directed by healthcare practitioner
  • Not recommended during pregnancy and lactation due to insufficient safety data
  • Component herbs traditionally contraindicated in pregnancy in TCM

Pediatric Use

  • No specific classification for supplement use
  • Not recommended for children under 18 years
  • Not recommended in children under 18 years due to lack of adequate data
  • Component herbs used in children in traditional practice but with adjusted dosages and under practitioner supervision

Herb Drug Interaction Risk

  • Moderate potential for interactions
  • Monitor when used with sedatives, anticoagulants, or medications metabolized by CYP3A4
  • Various by jurisdiction; typically included in product monographs rather than specific regulatory warnings

Intellectual Property Status

Patents

  • Multiple US patents covering composition, extraction methods, and applications
  • Originally Next Pharmaceuticals; now held by InterHealth Nutraceuticals/Lonza
  • Various dates; some patents may have expired while others remain active
  • Covers specific extraction methods, standardization parameters, and certain applications

Trademarks

  • Relora® is a registered trademark
  • InterHealth Nutraceuticals/Lonza
  • Registered in multiple countries including US, Canada, EU
  • Licensed to various supplement manufacturers for inclusion in products

Proprietary Information

  • Specific extraction methods, standardization techniques, and quality control procedures may be protected as trade secrets
  • Certain formulation details, processing parameters, and analytical methods may be maintained as confidential business information
  • Likely used with manufacturing partners and licensees

Import Export Regulations

Import Restrictions

  • Must comply with FDA import regulations for dietary supplements; subject to inspection
  • Must comply with food supplement regulations of individual member states
  • Must comply with food supplement regulations
  • Must comply with TGA import regulations if marketed as complementary medicine; otherwise subject to food import regulations

Export Considerations

  • May be required for export to certain countries; issued by regulatory authorities in country of origin
  • Varies widely; may include special labeling, testing for contaminants, or registration requirements
  • Certificate of Analysis, Good Manufacturing Practice certification, and product specifications often required

Endangered Species Status

  • Component herbs not listed in CITES appendices
  • Component herbs not currently listed as endangered or threatened, but wild populations face pressure from harvesting and habitat loss
  • Various voluntary certifications may apply including organic, Fair Wild, or sustainable harvesting certifications

Ongoing Regulatory Developments

United States

  • Potential changes to dietary supplement regulations under FDA’s Dietary Supplement Working Group
  • Increased scrutiny of structure/function claims and substantiation requirements
  • Potential updates to cGMP requirements for botanical ingredients

European Union

  • Ongoing evaluation under Novel Food Regulation for certain preparations or extracts
  • Potential harmonization of botanical regulations across member states
  • Review of botanical health claims under on-hold botanical claims process

International

  • WHO development of additional guidelines for quality control of herbal medicines
  • Harmonization efforts through International Council for Harmonisation (ICH) potentially affecting herbal products
  • Development of international standards for contaminant testing in botanical ingredients

Quality Standards And Testing

Identity Testing

  • HPLC fingerprinting; identification of marker compounds (honokiol, magnolol, berberine)
  • DNA barcoding for source material verification; microscopic analysis of source materials
  • Varies by jurisdiction; identity testing required under cGMP regulations in US

Potency Testing

  • Honokiol and magnolol from magnolia; berberine from phellodendron
  • HPLC-UV primary method; sometimes LC-MS for more detailed analysis
  • Proprietary standardization parameters; specific levels not always publicly disclosed

Contaminant Testing

  • Limits vary by jurisdiction; typically tested for lead, arsenic, cadmium, and mercury
  • Testing for total plate count, yeast and mold, E. coli, Salmonella, and other pathogens
  • Testing for agricultural chemicals; organic certification requires additional restrictions
  • Testing for aflatoxins and other fungal toxins, particularly important for bark materials

Labeling Requirements

United States

  • Supplement Facts panel; ingredient list; manufacturer information; net quantity; batch or lot number
  • Disease claims; unsubstantiated structure/function claims; misleading statements
  • Structure/function claims with disclaimer; quality certifications; usage instructions
  • Major allergens must be declared if present

European Union

  • Ingredient list; manufacturer information; net quantity; batch or lot number; recommended daily dose
  • Unauthorized health claims; disease claims; misleading statements
  • Authorized health claims; quality certifications; usage instructions
  • Major allergens must be declared if present

Canada

  • NPN (Natural Product Number); medicinal and non-medicinal ingredients; recommended use; cautions and warnings; manufacturer information
  • Unauthorized health claims; disease claims; misleading statements
  • Authorized health claims; quality certifications; usage instructions
  • Major allergens must be declared if present

Advertising Regulations

United States

  • Federal Trade Commission (FTC) for advertising; FDA for labeling
  • Advertisers must have adequate substantiation for all claims before making them
  • False or misleading claims; unsubstantiated claims; disease claims
  • Cease and desist orders; corrective advertising; civil penalties; consumer redress

European Union

  • National authorities in member states; coordinated through EU frameworks
  • Claims must be based on generally accepted scientific evidence
  • Unauthorized health claims; disease claims; misleading statements
  • Varies by member state; may include fines, product recalls, or marketing restrictions

Canada

  • Health Canada for product claims; Competition Bureau for general advertising
  • Claims must be supported by evidence appropriate to the type of claim
  • Unauthorized health claims; disease claims; misleading statements
  • Compliance actions; product license suspension or cancellation; prosecution

Synergistic Compounds


Compound Synergy Mechanism Evidence Rating
L-Theanine L-Theanine increases alpha brain wave activity and promotes relaxation without sedation, complementing Relora’s GABA-modulating effects. While Relora works primarily through GABA receptors and cortisol regulation, L-theanine adds effects on glutamate receptors and additional neurotransmitter modulation. Together, they provide a broader spectrum of anxiolytic effects without significant sedation. This combination is particularly effective for daytime stress reduction while maintaining mental clarity and focus. 4
Ashwagandha (Withania somnifera) Ashwagandha is an adaptogen that helps normalize HPA axis function through mechanisms complementary to Relora’s effects. While Relora provides more direct anxiolytic effects through GABA modulation, ashwagandha offers more comprehensive adaptogenic support through effects on stress hormone regulation, immune function, and energy metabolism. Together, they provide both immediate anxiety relief and long-term stress resilience. This combination may be particularly effective for chronic stress conditions. 3
Rhodiola rosea Rhodiola is an adaptogen with energizing and fatigue-reducing properties that complement Relora’s calming effects. While Relora reduces excessive arousal through GABA modulation and cortisol regulation, rhodiola enhances mental and physical performance under stress through effects on neurotransmitters and cellular energy metabolism. This balanced combination helps reduce anxiety without causing sedation or fatigue, making it particularly suitable for stress-related fatigue and burnout conditions. 3
Melatonin Melatonin directly supports sleep onset and circadian rhythm regulation through mechanisms entirely different from Relora’s GABA modulation and cortisol regulation. While Relora helps reduce the anxiety and racing thoughts that can interfere with sleep, melatonin provides a more direct signal for sleep initiation. Together, they address both the stress component of sleep disturbances and the circadian aspect. This combination is particularly effective for stress-related sleep disorders with delayed sleep onset. 4
Magnesium Magnesium acts as a natural calcium channel blocker and NMDA receptor antagonist, reducing neuronal excitability through mechanisms complementary to Relora’s GABAergic effects. Magnesium is also required as a cofactor for enzymes involved in neurotransmitter synthesis and function. The combination enhances overall nervous system calming while addressing common magnesium deficiency that may exacerbate stress responses. Clinical evidence suggests improved stress resilience with this combination. 3
GABA (Gamma-Aminobutyric Acid) While exogenous GABA has limited blood-brain barrier penetration, it may act on peripheral GABA receptors in the enteric nervous system and potentially enhance central effects through vagal signaling. Relora enhances GABA activity through receptor modulation. Together, they may provide more comprehensive GABAergic support throughout the body. Some clinical evidence suggests enhanced calming effects with this combination, particularly for digestive symptoms related to stress. 2
Lemon Balm (Melissa officinalis) Lemon balm contains rosmarinic acid and other compounds that modulate GABA receptors through binding sites distinct from those affected by Relora compounds. Lemon balm also has acetylcholinesterase inhibitory activity, adding potential cognitive benefits to Relora’s anxiolytic effects. Together, they provide more comprehensive calming effects with additional benefits for mental clarity. This combination may be particularly effective for stress-related cognitive impairment and anxiety with racing thoughts. 3
Holy Basil (Ocimum sanctum) Holy basil is an adaptogen with anti-inflammatory, antioxidant, and stress-reducing properties that complement Relora’s effects. While Relora works primarily through GABA modulation and cortisol regulation, holy basil adds benefits through effects on inflammatory pathways, glucose metabolism, and lipid regulation. Together, they provide comprehensive stress protection with additional metabolic benefits. This combination may be particularly effective for stress conditions with inflammatory or metabolic components. 3
Bacopa monnieri Bacopa enhances cognitive function through mechanisms including cholinergic modulation, antioxidant effects, and cerebral blood flow enhancement, complementing Relora’s anxiolytic benefits. While Relora provides stress reduction and anxiolytic effects, bacopa offers more specific cognitive enhancement, particularly for memory and learning. Together, they provide comprehensive cognitive support with stress-reducing benefits. This combination is particularly effective for stress-related cognitive impairment and academic or work performance anxiety. 3
5-HTP (5-Hydroxytryptophan) 5-HTP is a precursor to serotonin that can help support mood regulation through mechanisms complementary to Relora’s GABA modulation and cortisol regulation. While Relora primarily affects the GABA system and stress hormones, 5-HTP directly supports serotonin production. Together, they provide more comprehensive support for mood and stress response by addressing multiple neurotransmitter systems. This combination may be particularly effective for stress conditions with significant mood components. 2
Phosphatidylserine Phosphatidylserine helps regulate cortisol levels and supports healthy cell membrane function, complementing Relora’s effects on stress hormone regulation. While Relora works through multiple mechanisms including GABA modulation, phosphatidylserine more specifically targets cortisol regulation at the cellular level. Together, they provide enhanced stress hormone regulation and potential neuroprotective effects. This combination may be particularly effective for stress-related cognitive decline and exercise recovery. 3
B-Complex Vitamins B vitamins serve as essential cofactors for neurotransmitter synthesis and energy metabolism, supporting the body’s response to stress through mechanisms complementary to Relora’s direct effects on neurotransmitter systems. B vitamins help maintain healthy nervous system function during stress, while Relora provides more direct anxiolytic effects. Together, they support both the structural and functional aspects of stress response. This combination provides comprehensive stress support, particularly during periods of increased demand. 3
Valerian (Valeriana officinalis) Valerian contains valerenic acid and other compounds that enhance GABA activity through mechanisms complementary to Relora’s effects. Valerian primarily works through GABA-A receptor modulation and inhibition of GABA breakdown, while Relora has additional effects on cortisol regulation and inflammation. Together, they provide enhanced anxiolytic and sleep-promoting effects. This combination is particularly effective for stress-related sleep disturbances, offering improved sleep quality without significant morning grogginess. 3
Passionflower (Passiflora incarnata) Passionflower contains flavonoids that modulate GABA receptors through binding sites distinct from those affected by Relora compounds. Passionflower also has mild MAO-inhibiting properties that complement Relora’s effects. Together, they provide more comprehensive anxiolytic effects by targeting multiple neurotransmitter systems simultaneously. This combination is particularly effective for anxiety with rumination or racing thoughts, offering enhanced calming effects without excessive sedation. 3
Glycine Glycine is an inhibitory neurotransmitter that works through glycine receptors, providing calming effects through a different mechanism than Relora’s GABA modulation. Glycine also improves sleep quality, particularly by reducing core body temperature and facilitating the transition from wakefulness to sleep. The combination provides more comprehensive sleep support and anxiolytic effects by targeting multiple inhibitory neurotransmitter systems. 2

Antagonistic Compounds


Compound Mechanism Evidence Rating
Stimulants (caffeine, theobromine, theophylline) Stimulants like caffeine act as adenosine receptor antagonists and increase central nervous system arousal, directly counteracting Relora’s calming and anxiolytic effects. Caffeine can also increase cortisol release, potentially negating Relora’s stress-reducing benefits. The opposing mechanisms may reduce the effectiveness of both compounds when used simultaneously. 4
Alcohol While alcohol and Relora both have GABAergic effects, alcohol’s additional effects on multiple neurotransmitter systems and its potential to cause rebound anxiety may counteract Relora’s therapeutic benefits. The combination may also increase sedation and impairment beyond what would be expected from either substance alone, potentially leading to safety concerns. 3
Sedative medications (benzodiazepines, Z-drugs, barbiturates) While technically synergistic rather than antagonistic, the combination of Relora with sedative medications can produce excessive sedation or impairment due to additive effects on GABA neurotransmission. This is considered an adverse interaction requiring caution and potential dosage adjustments rather than a beneficial synergy. 4
CYP3A4 inducers (St. John’s Wort, rifampin, carbamazepine) These compounds induce the cytochrome P450 3A4 enzyme, which metabolizes several active compounds in Relora. This induction can increase the metabolism of Relora compounds, potentially reducing their effectiveness and duration of action. The interaction may significantly reduce Relora’s therapeutic effects. 3
Anticoagulants and antiplatelets (warfarin, clopidogrel, aspirin) While not directly antagonistic to Relora’s primary mechanisms, the combination presents safety concerns. Magnolia compounds may have mild antiplatelet effects that could theoretically enhance bleeding risk when combined with anticoagulants or antiplatelets. This interaction requires caution rather than being strictly antagonistic to therapeutic effects. 3
Antihypertensive medications While not directly antagonistic to Relora’s anxiolytic effects, the combination presents potential safety concerns. Relora may enhance blood pressure reduction when combined with antihypertensive medications, potentially leading to hypotension in sensitive individuals. This interaction requires monitoring rather than being strictly antagonistic to therapeutic effects. 2
Immunosuppressants (cyclosporine, tacrolimus) Berberine from the phellodendron component of Relora may affect cytochrome P450 enzymes involved in the metabolism of certain immunosuppressants. This could theoretically alter drug levels, either increasing toxicity or reducing effectiveness. The interaction is primarily a safety concern rather than direct antagonism of Relora’s effects. 2
Antidiabetic medications (insulin, sulfonylureas, metformin) Berberine from the phellodendron component of Relora has glucose-lowering effects that may be additive with antidiabetic medications. While not directly antagonistic, this interaction could potentially lead to hypoglycemia if not properly monitored. Dosage adjustments of antidiabetic medications may be necessary when used with Relora. 3
Stimulating adaptogens (eleuthero, ginseng) in high doses While adaptogens generally work to normalize physiological functions, those with more stimulating properties may partially counteract Relora’s calming effects, particularly when used in high doses. The opposing effects on arousal and energy may reduce the effectiveness of Relora for anxiety or sleep support. 2
Nicotine Nicotine has stimulant effects and increases acetylcholinesterase activity in certain brain regions, potentially counteracting Relora’s calming effects. Nicotine also affects stress hormone release patterns that may interfere with Relora’s stress-reducing benefits. 2
Bitter orange (Citrus aurantium) and synephrine Bitter orange contains synephrine, which has adrenergic stimulant effects that can increase arousal, heart rate, and blood pressure. These effects directly oppose Relora’s calming and potential hypotensive effects. The combination may reduce Relora’s effectiveness for anxiety and stress reduction. 2
Yohimbe (Pausinystalia yohimbe) Yohimbe contains yohimbine, an alpha-2 adrenergic receptor antagonist that increases norepinephrine release and can cause anxiety, increased blood pressure, and stimulation. These effects directly oppose Relora’s anxiolytic and calming properties. The combination may significantly reduce Relora’s effectiveness for anxiety and stress reduction. 3

Cost Efficiency


Relative Cost

Moderate to high, depending on brand and formulation

Cost Per Effective Dose

$0.50-$1.50 per day for standard Relora (250-500mg daily); $0.70-$2.00 per day for premium or enhanced formulations; $0.40-$1.20 per day for generic magnolia-phellodendron blends claiming to be equivalent

Value Analysis

Overview: Relora offers good value for its stress-reducing and cortisol-regulating effects compared to many conventional and alternative options. As a patented, clinically-studied formulation, it typically commands a premium price compared to generic herbal supplements but provides the advantage of standardization and research validation. The cost-benefit ratio is particularly favorable for stress-related conditions, sleep disturbances with an anxiety component, and stress-related eating patterns. Generic magnolia-phellodendron blends may offer lower cost but lack the specific research validation of the proprietary Relora formulation.

Cost Comparison To Alternatives:

Alternative Comparative Cost Value Assessment
Prescription anxiolytics (e.g., benzodiazepines) Generic benzodiazepines: $0.50-$3.00 per day; Brand name: $5.00-$15.00 per day Relora is comparable in cost to generic benzodiazepines but has significantly better safety profile with no dependence, tolerance, or withdrawal issues; much less expensive than brand-name anxiolytics
Over-the-counter sleep aids (e.g., diphenhydramine) Generic: $0.10-$0.30 per day; Brand name: $0.50-$1.00 per day Relora is more expensive than generic OTC sleep aids but offers fewer side effects (no morning grogginess, dry mouth) and can be used longer-term; addresses underlying stress component of sleep issues
Other herbal anxiolytics (e.g., kava, valerian) Kava: $0.50-$2.00 per day; Valerian: $0.30-$1.00 per day Comparable cost; Relora offers better safety profile than kava and potentially less sedation than valerian; has more specific clinical research for stress and cortisol regulation
Ashwagandha for stress $0.30-$1.20 per day Similar cost range; different mechanism of action; Relora may have more immediate anxiolytic effects while ashwagandha may have stronger adaptogenic properties over time
Stimulant-based weight management supplements $0.80-$2.50 per day Comparable or lower cost; addresses stress-related eating rather than directly stimulating metabolism; significantly better safety profile without cardiovascular risks

Cost Effectiveness By Form:

Form Cost Per Effective Dose Advantages Disadvantages
Standard Relora capsules/tablets $0.50-$1.50 for 250-500mg daily Consistent potency; convenient; precise dosing; longer shelf life; clinically validated formulation Higher cost than generic alternatives; limited to oral administration
Premium Relora formulations (enhanced delivery, additional ingredients) $0.70-$2.00 for daily dose Potentially enhanced bioavailability; additional synergistic ingredients; premium quality Highest cost option; limited additional clinical validation for enhanced formulations
Generic magnolia-phellodendron blends $0.40-$1.20 for daily dose Lower cost; similar ingredients; may use same standardization parameters Lack specific clinical validation of the proprietary Relora formulation; potential quality and consistency variations
Combination formulas (Relora with other ingredients) $0.60-$2.00 for daily dose Addresses multiple aspects of stress or related conditions; potential synergistic effects Higher cost; may contain lower doses of Relora than standalone products; variable quality of additional ingredients

Market Factors

Price Trends

  • Relatively stable pricing over the past decade with modest increases tracking inflation; premium positioning maintained due to patent protection and clinical validation
  • Limited seasonal price fluctuations; occasional discounting during high-stress periods (holidays, exam seasons)
  • Higher pricing in specialty and health food stores; lower pricing through online retailers and discount supplement chains
  • Likely to maintain premium pricing while patent protection remains; potential for price decreases if patents expire or more competing formulations enter market

Supply Chain Considerations

  • Moderate to high; requires specific species of magnolia and phellodendron bark from mature trees
  • Significant; proprietary extraction and standardization processes add substantial cost
  • Moderate impact on final cost; raw materials typically sourced from Asia and processed in North America
  • Significant; patent licensing and trademark protection add to overall cost structure

Quality Vs Cost Relationship

Key Quality Indicators:
  • Authentic Relora trademark (indicating licensed product meeting proprietary standards)
  • Standardization to specific levels of active compounds
  • Manufacturing under cGMP conditions
  • Third-party testing verification
  • Proper storage and handling throughout supply chain
Premium Pricing Factors:
  • Patent and trademark licensing (20-40% premium)
  • Clinical research investment recovery (15-30% premium)
  • Enhanced delivery systems (30-100% premium for liposomal or other advanced formulations)
  • Additional synergistic ingredients (10-50% premium depending on ingredients)
  • Third-party certifications (10-20% premium)
Value Optimization Strategies:
  • Purchase authentic Relora from reputable brands during sales or with subscription discounts
  • Compare price per mg of active ingredient rather than price per capsule
  • Consider combination products only when all ingredients are desired
  • Balance cost with quality indicators like third-party testing and proper standardization

Cost Benefit Analysis By Application

Application / Value Rating Effective Forms Cost Per Month Benefit Assessment
Stress and anxiety management Standard Relora capsules/tablets $15-45 for daily use Excellent value compared to prescription anxiolytics; comparable efficacy for mild to moderate anxiety with significantly fewer side effects and no dependency issues
Sleep support Standard Relora capsules/tablets, often taken before bedtime $15-45 for daily use Good value compared to OTC sleep aids; fewer side effects and no morning grogginess; addresses underlying anxiety contributing to sleep issues
Weight management (stress-related eating) Standard Relora capsules/tablets $15-45 for daily use Moderate value; effects are modest and primarily related to stress-induced eating; best as part of comprehensive approach
Cortisol regulation Standard Relora capsules/tablets $15-45 for daily use Good value; clinical evidence supports significant effects on cortisol levels; few alternatives with similar specific effects
Cognitive function during stress Standard Relora capsules/tablets, sometimes combined with cognitive enhancers $15-60 for daily use (higher range reflects combination products) Moderate value; primarily works by reducing stress-related cognitive impairment rather than directly enhancing cognition

Cost Saving Strategies

Strategy Potential Savings Implementation Notes
Subscription programs 10-15% through subscription programs from supplement companies Requires regular use; check cancellation policies; compare prices even with discount to ensure value
Bulk purchasing 10-25% when purchasing 2-3 month supply Consider shelf life; ensure proper storage conditions; check expiration dates
Combination products 10-30% compared to purchasing multiple single-ingredient supplements Only beneficial if all ingredients are desired; check dosages to ensure adequate amounts of each ingredient
Generic alternatives 20-40% compared to branded Relora products Look for similar standardization parameters; check for third-party testing; recognize lack of specific clinical validation
Timing purchases with sales 15-40% during promotional periods Many retailers offer significant discounts during holiday sales, stress awareness months, or back-to-school periods

Insurance And Reimbursement

Conventional Insurance: Generally not covered by health insurance in the United States and most Western countries

Health Savings Accounts: May be eligible for HSA/FSA reimbursement with a Letter of Medical Necessity in the US

Integrative Medicine Plans: Some specialized integrative medicine insurance plans may provide partial coverage

International Variations: Generally not covered by national health insurance systems; occasionally covered by complementary medicine insurance riders in some European countries

Brand Comparison

Brand Category: Premium brands (licensed Relora)
Price Range: $25-45 for 30-day supply
Quality Indicators: Authentic licensed Relora; third-party testing; proper standardization; often additional certifications
Value Assessment: Higher initial cost but assured quality and consistency; best option for those prioritizing research-validated formulation
Examples: NOW Foods, Source Naturals, Life Extension, Thorne Research

Brand Category: Mid-range brands (licensed Relora)
Price Range: $18-30 for 30-day supply
Quality Indicators: Authentic licensed Relora; variable additional quality measures
Value Assessment: Good balance of cost and quality; typically reliable products without premium pricing
Examples: Nature’s Way, Solaray, Jarrow Formulas

Brand Category: Generic alternatives
Price Range: $12-25 for 30-day supply
Quality Indicators: Variable standardization; may or may not have third-party testing
Value Assessment: Lower cost but less assurance of specific formulation validated in clinical studies
Examples: Various store brands and smaller supplement companies

Brand Category: Premium combination formulas
Price Range: $30-60 for 30-day supply
Quality Indicators: Authentic licensed Relora plus additional quality ingredients; often with enhanced delivery systems
Value Assessment: Higher cost justified if all ingredients are desired; potential synergistic benefits
Examples: Various stress-formula or sleep-formula products from premium brands

Cost Comparison By Region

Region Average Cost Factors Affecting Price Value Assessment
United States $0.50-$1.50 per day depending on brand and retailer Direct access to manufacturers; competitive market; wide availability Moderate to good value; wide range of options at different price points
Canada $0.60-$1.80 per day (CAD) depending on brand and retailer Import costs; smaller market; regulatory compliance expenses Slightly higher pricing than US but still reasonable value compared to alternatives
Europe €0.70-€2.00 per day depending on country, brand, and retailer Import costs; regulatory differences; smaller market; premium positioning Higher pricing than North America; value varies significantly by country
Australia/New Zealand AUD $0.80-$2.20 per day depending on brand and retailer Import costs; distance from manufacturing; smaller market Higher pricing than North America but comparable value relative to local alternatives

Economic Impact Of Stress Management

Healthcare Cost Comparison

  • Anxiety disorders cost approximately $1,100-$4,500 per patient per year in direct healthcare costs
  • Annual cost of $180-$550 for daily Relora supplementation
  • Significant if effective for preventing progression to clinical anxiety requiring medical intervention
  • Not a replacement for necessary medical treatment of diagnosed conditions; cost-benefit applies primarily to subclinical stress and anxiety

Productivity Considerations

  • Workplace stress estimated to cost $300 billion annually in US through absenteeism, reduced productivity, and turnover
  • Improved stress management may enhance productivity, reduce absenteeism, and improve decision-making
  • Even modest improvements in workplace performance could justify supplementation costs many times over
  • Limited specific research on Relora’s economic impact in workplace settings

Preventive Health Economics

  • Chronic stress contributes to numerous health conditions with substantial economic costs
  • Stress management through supplements like Relora may help prevent stress-related health conditions
  • Prevention typically more cost-effective than treatment of established conditions
  • Long-term studies needed to quantify preventive economic benefits

Stability Information


Shelf Life

Capsules Tablets: 2-3 years when stored in original container at room temperature away from moisture

Powder: 1-2 years when stored in airtight containers away from light, heat, and moisture

Liquid Extracts: 1-2 years due to potential degradation of active compounds in solution

Combination Products: Varies by formulation, typically 1-3 years; follow manufacturer’s expiration dating

Storage Recommendations

Form: Capsules and tablets
Container: Original container with desiccant if provided; airtight container if transferred
Temperature: Room temperature (15-25°C/59-77°F); avoid temperature fluctuations
Light Exposure: Protect from direct light
Humidity: Critical to protect from moisture; avoid bathroom storage
Additional Notes: Blister packs provide better protection against moisture than bottles once opened

Form: Powder
Container: Airtight glass or plastic containers with desiccant
Temperature: Cool room temperature (15-21°C/59-70°F)
Light Exposure: Protect from light; opaque containers recommended
Humidity: Low humidity environment; use of silica gel packets may help in humid climates
Additional Notes: Minimize air exposure; transfer to smaller containers as product is used to reduce headspace

Form: Liquid extracts
Container: Tightly sealed amber glass bottles with dropper or cap
Temperature: Room temperature (15-25°C/59-77°F); avoid freezing
Light Exposure: Protect from direct light; amber glass provides some protection
Humidity: Not significantly affected by ambient humidity when properly sealed
Additional Notes: Alcohol-based preparations are more stable than alcohol-free formulations

Form: Combination products
Container: Original container with desiccant if provided
Temperature: Room temperature (15-25°C/59-77°F); avoid temperature fluctuations
Light Exposure: Protect from direct light
Humidity: Critical to protect from moisture; avoid bathroom storage
Additional Notes: Stability may be limited by the least stable component in the formulation

Degradation Factors

Factor Impact Critical Threshold Mitigation
Heat Accelerates degradation of active compounds including honokiol, magnolol, and berberine; may cause polymerization of phenolic compounds Temperatures above 40°C (104°F) significantly increase degradation rate Store in cool environments; avoid exposure to direct heat sources
Light Promotes oxidation of phenolic compounds including honokiol and magnolol; causes color changes; degrades berberine Direct sunlight and UV light cause most rapid degradation Use opaque or amber containers; store in dark locations
Oxygen Oxidizes phenolic compounds; reduces potency over time; may lead to polymerization Increased surface area exposure accelerates oxidation Use airtight containers; minimize headspace in liquid preparations; consider nitrogen flushing for commercial products
Moisture Promotes microbial growth; accelerates enzymatic degradation; may cause hydrolysis of certain compounds Moisture content above 12% significantly increases risk of microbial contamination Use desiccants when appropriate; maintain airtight seals; avoid storage in humid environments
Microbial contamination Reduces quality and safety; may alter chemical composition through microbial metabolism Visible mold growth indicates significant contamination; microbial limits established by pharmacopeias Proper manufacturing hygiene; appropriate preservatives in liquid formulations; regular testing
pH extremes May accelerate hydrolysis of certain compounds; affects stability of extracts Varies by specific compound; generally pH 4-7 most stable for phenolic compounds Buffer extracts when necessary; monitor pH in liquid formulations

Stability Of Key Compounds

Compound: Honokiol (from magnolia component)
Stability Characteristics: Relatively stable in dry form; moderate stability in solution; sensitive to oxidation and UV light
Half Life: Approximately 2-3 years in properly stored capsules/tablets; 1-2 years in powder; 6-12 months in solution exposed to air
Degradation Products: Oxidation products including quinones and polymeric compounds
Stability Enhancing Measures: Antioxidant additives in formulations; storage in amber or opaque containers; nitrogen flushing

Compound: Magnolol (from magnolia component)
Stability Characteristics: Similar stability profile to honokiol; slightly more sensitive to oxidation
Half Life: Approximately 2-3 years in properly stored capsules/tablets; 1-2 years in powder; 6-12 months in solution exposed to air
Degradation Products: Oxidation products including quinones and polymeric compounds
Stability Enhancing Measures: Antioxidant additives in formulations; storage in amber or opaque containers; nitrogen flushing

Compound: Berberine (from phellodendron component)
Stability Characteristics: Relatively stable in dry form; moderate light sensitivity; good pH stability in slightly acidic conditions
Half Life: Approximately 2-3 years in properly stored capsules/tablets; 1-2 years in powder; 1 year in solution protected from light
Degradation Products: Photodegradation products; oxidation products
Stability Enhancing Measures: Protection from light; slightly acidic pH in liquid formulations; antioxidant additives

Compound: Other alkaloids (from phellodendron component)
Stability Characteristics: Moderately stable in dry form; sensitive to pH changes in solution
Half Life: 1-2 years in properly stored capsules/tablets; 6-12 months in solution
Degradation Products: Various hydrolysis and oxidation products depending on specific alkaloid
Stability Enhancing Measures: Proper pH control in liquid formulations; protection from moisture

Stability Testing Methods

Method Description Application Limitations
Accelerated stability testing Exposure to elevated temperature and humidity to predict long-term stability Used for commercial products to establish shelf life; typically 40°C/75% RH for 6 months May not accurately predict all degradation pathways, especially for complex botanical mixtures
Real-time stability testing Storage under normal conditions with periodic testing Most accurate method for establishing true shelf life; required for regulatory approval of commercial products Time-consuming; may delay product release
HPLC analysis of marker compounds Quantitative analysis of honokiol, magnolol, and berberine over time Monitors degradation of key active compounds; establishes potency specifications May not reflect overall product quality if focusing on limited markers
Stress testing Deliberate exposure to extreme conditions (heat, light, oxidation) to identify degradation pathways Helps identify potential degradation products and critical stability parameters May create degradation pathways not relevant to normal storage conditions
Microbial testing Monitoring for bacterial and fungal growth over storage period Critical for safety assessment, especially for liquid preparations May not detect chemical degradation unrelated to microbial activity

Packaging Considerations

Packaging Material Benefits Limitations Best Applications
HDPE (High-Density Polyethylene) bottles Good moisture barrier; lightweight; durable; cost-effective Limited oxygen barrier; some permeability to volatile compounds; no light protection unless pigmented Capsules; tablets; products with desiccant
PET (Polyethylene Terephthalate) bottles Good oxygen barrier; clear or amber options; recyclable; good moisture barrier Less impact resistance than HDPE; clear PET offers no light protection Capsules; tablets; products with desiccant
Amber glass Excellent barrier to moisture and oxygen; protects from light; inert material doesn’t interact with contents Breakable; heavier than alternatives; more expensive Liquid extracts; premium products; light-sensitive formulations
Blister packs (PVC/aluminum) Individual protection of each dose; good barrier properties; tamper-evident Higher cost; more packaging material; PVC has limited oxygen barrier Capsules; tablets; products requiring unit-dose packaging
Aluminum foil pouches Excellent barrier to moisture, oxygen, and light; lightweight Not rigid; typically requires outer packaging; moderate cost Powder forms; single-dose products; moisture-sensitive formulations

Proprietary Stability Enhancements

Formulation Techniques

  • Proprietary formulations may include natural or synthetic antioxidants to enhance stability of phenolic compounds
  • Some premium formulations may use microencapsulation to protect sensitive compounds from degradation
  • Selection of specific excipients that enhance stability or reduce interactions between components

Processing Methods

  • Processing under nitrogen or other inert gases to minimize oxidation during manufacturing
  • Minimizing heat exposure during extraction and formulation to preserve heat-sensitive compounds
  • Methods that minimize degradation during the transition from liquid extract to solid form

Packaging Innovations

  • Inclusion of oxygen-absorbing sachets or materials in packaging
  • Advanced desiccant systems or packaging materials with enhanced moisture barrier properties
  • Specialized pigments or multilayer packaging to block specific wavelengths of light most damaging to active compounds

Stability Differences By Manufacturer

Licensed Manufacturers

  • Products from licensed manufacturers using authentic Relora typically demonstrate consistent stability profiles
  • Subject to proprietary quality control standards established by the patent holder
  • Typically 2-3 years based on validated stability data

Generic Equivalents

  • Products claiming to be equivalent but not using authentic Relora may have different stability profiles
  • Variable standards; not subject to proprietary quality requirements
  • May be shorter or less reliable due to different extraction and formulation methods

Combination Products

  • Stability may be affected by interactions between Relora and other ingredients
  • Requires additional testing to ensure compatibility of all ingredients
  • May be limited by the least stable component in the formulation

Long Term Storage Stability

Capsules Tablets

  • Original container with desiccant; cool, dry, dark location
  • 5-15% loss of active compounds per year under optimal conditions; faster degradation under suboptimal conditions
  • Minimal visible changes; potential darkening; reduced potency detectable only through analysis

Powder

  • Airtight container with desiccant; cool, dry, dark location
  • 10-20% loss of active compounds per year under optimal conditions; faster degradation under suboptimal conditions
  • Potential darkening or clumping; reduced potency; possible development of off-odors

Liquid Extracts

  • Amber glass; tightly sealed; cool, dark location
  • 15-25% loss of active compounds per year under optimal conditions
  • Potential darkening; development of precipitate; changes in aroma or taste

Sourcing


Synthesis Methods

  • Relora is not synthesized; it is a proprietary extract of natural plant material
  • The specific extraction and processing methods are proprietary and patented
  • Generally involves specialized extraction techniques to standardize the active compounds from both plant sources
  • Likely uses alcohol and/or water-based extraction methods optimized for specific compounds
  • The extraction process is designed to concentrate the active compounds (honokiol and magnolol from magnolia; berberine and other alkaloids from phellodendron)
  • The proprietary process ensures batch-to-batch consistency and stability

Natural Sources

  • Relora is a proprietary blend of two plant extracts:
  • Magnolia officinalis bark extract (from the Chinese magnolia tree)
  • Phellodendron amurense bark extract (from the Amur cork tree)
  • Both source plants are native to China and other parts of Asia
  • Magnolia officinalis is primarily cultivated in Sichuan, Hubei, and other central and southern Chinese provinces
  • Phellodendron amurense is primarily cultivated in northeastern China, Korea, and Japan

Quality Considerations

Cultivation Factors:

Factor Impact Optimal Conditions
Growing conditions for source plants Soil quality, climate, and growing conditions affect phytochemical content of both source plants Magnolia: Well-drained, slightly acidic soil; moderate rainfall; traditional cultivation in mountainous regions. Phellodendron: Moist, well-drained soil; cool to moderate climate; often grown in mixed forests
Tree age Active compound content varies with tree age for both source plants Bark typically harvested from trees at least 10-15 years old for optimal compound content
Harvest timing Phytochemical profile varies seasonally Traditionally harvested in spring or autumn; spring harvest may have higher active compound content
Sustainable harvesting Harvesting methods affect tree survival and future yield Partial bark harvesting that allows tree to recover; cultivation rather than wild harvesting
Processing Factors:

Factor Impact Optimal Conditions
Extraction method Determines which compounds are extracted and in what proportions Proprietary extraction process optimized for specific bioactive compounds; likely involves selective solvent systems
Standardization Ensures consistent levels of active compounds between batches Standardized to specific levels of key compounds (honokiol and magnolol from magnolia; berberine from phellodendron)
Storage conditions Affects degradation rate of active compounds Cool, dry, dark conditions in airtight containers; proper moisture control to prevent degradation
Processing temperature High temperatures can degrade certain active compounds Controlled temperature processing to preserve heat-sensitive compounds
Identification And Authentication:

Method Description Reliability
HPLC analysis High-Performance Liquid Chromatography to identify and quantify key compounds Very high; can detect adulteration and assess quality; honokiol, magnolol, and berberine content are key markers
DNA barcoding Genetic identification of source plant material Very high for species authentication of raw materials; less useful for extracts
Microscopic analysis Examination of cellular structures and characteristic features of source plants High for distinguishing authentic source plants from adulterants; less applicable to finished extracts
TLC (Thin-Layer Chromatography) Simple chemical analysis to identify key compounds Moderate; useful for basic quality control but less precise than HPLC
Proprietary testing methods Specific analytical techniques developed by the patent holder Presumably high; details not publicly disclosed

Common Adulterants

Adulterant Reason For Substitution Detection Methods
Generic magnolia and phellodendron extracts Lower cost; attempt to mimic proprietary blend Trademark verification; proprietary analytical methods; potentially different compound ratios than authentic Relora
Related Magnolia species (other than M. officinalis) Similar appearance; sometimes lower cost; availability Chemical analysis for honokiol and magnolol content and ratio; DNA testing of source material
Related Phellodendron species (other than P. amurense) Similar appearance; sometimes lower cost; availability Chemical analysis for berberine and other alkaloid content; DNA testing of source material
Synthetic or isolated compounds added to inferior material To artificially increase active compound content in poor quality material Detailed chemical analysis showing abnormal ratios of compounds or absence of minor compounds typically present

Sustainability Considerations

Moderate impact; requires significant land and water resources; traditional cultivation often integrated with forest ecosystems
Sustainability Challenges: Long growth period before harvest (10+ years); habitat conversion for plantation cultivation
Best Practices: Agroforestry approaches; organic cultivation; water-efficient growing methods; mixed planting with other species
Potentially high if harvested unsustainably; bark harvesting can kill trees if done improperly
Sustainability Challenges: Wild harvesting threatens natural populations; complete bark removal kills trees
Best Practices: Partial bark harvesting that allows tree recovery; cultivation rather than wild harvesting; harvest from mature trees only (10+ years)
USDA Organic (for source materials)
1: EU Organic (for source materials)
2: Good Agricultural and Collection Practices (GACP)
3: Good Manufacturing Practices (GMP)
4: Forest Stewardship Council (FSC) for plantation-grown material

Geographical Considerations

Major Producing Regions:

Region Notes
China (primary source for both component herbs) Traditional growing region with established cultivation practices; variable quality depending on specific source and processing
United States (processing and formulation) Primary location for proprietary processing and formulation of Relora from imported raw materials
Other Asian countries (Korea, Japan) Secondary sources for raw materials, particularly Phellodendron amurense
Regional Quality Variations:

Factor Variation Impact
Active compound content in source plants Typically higher in material from traditional growing regions with proper cultivation practices Affects potency and therapeutic effects of final product
Contaminant levels Higher risk of heavy metal and pesticide contamination in material from industrialized regions or with intensive agricultural practices Affects safety profile; requires appropriate testing and quality control
Processing expertise Varies by manufacturer and region Affects extraction efficiency, standardization, and overall quality

Commercial Forms

Form Typical Processing Quality Indicators
Capsules Standardized extract in gelatin or vegetable capsules Standardized content of active compounds; proper disintegration time; stability testing; minimal additives
Tablets Standardized extract with binding agents and excipients Standardized content of active compounds; proper disintegration time; stability testing; minimal additives
Powder Standardized extract in loose powder form Standardized content of active compounds; proper flow properties; stability testing
Liquid extracts Standardized extract in liquid form, typically with alcohol or glycerin base Standardized content of active compounds; proper solvent selection; stability testing
Combination formulas Relora combined with other stress-reducing or weight management ingredients Standardized content of active compounds; proper formulation to avoid interactions; stability testing

Proprietary Considerations

Protected by multiple US patents covering composition and methods of use
Patent Holder: Next Pharmaceuticals (original developer); now owned by InterHealth Nutraceuticals/Lonza
Licensing: Licensed to various supplement manufacturers for inclusion in products
Trademark Protection: Relora® is a registered trademark
Proprietary extraction and standardization methods to ensure specific compound ratios
Quality Control: Proprietary analytical methods to verify authenticity and potency
Batch Consistency: Standardized manufacturing processes to ensure consistency between batches
Manufacturers must be licensed by the patent holder to legally use the Relora trademark
Quality Standards: Licensed manufacturers must adhere to specific quality standards
Verification Methods: Consumers can verify authentic products through the official Relora website

Supply Chain Considerations

Ensuring consistent quality of source plants; sustainable harvesting practices; traceability
Best Practices: Direct relationships with growers; regular quality testing; sustainability certifications
Risk Factors: Climate change affecting growing conditions; overharvesting of wild populations; contamination
Maintaining proprietary extraction efficiency; ensuring batch consistency; preventing contamination
Best Practices: GMP certification; regular quality testing; validated cleaning procedures
Risk Factors: Equipment failures; human error; contamination from processing equipment
Maintaining product stability during shipping and storage; preventing counterfeiting
Best Practices: Temperature-controlled shipping; proper packaging; anti-counterfeiting measures
Risk Factors: Temperature extremes during shipping; extended storage time; improper handling

Authentication Methods

For Manufacturers:

  • Proprietary analytical methods provided by patent holder
  • HPLC fingerprinting of key compounds
  • Ratio analysis of honokiol:magnolol and other marker compounds
  • DNA testing of source materials
  • Microscopic analysis of source materials
For Consumers:

  • Purchase from reputable brands licensed to use the Relora trademark
  • Look for the registered trademark symbol (®) after Relora
  • Verify through the official Relora website
  • Check for third-party testing certifications
  • Examine product for professional packaging and clear labeling
Third Party Verification:

  • NSF International certification
  • USP verification program
  • ConsumerLab.com testing
  • Informed-Choice certification
  • Non-GMO Project verification

Historical Usage


Overview

Relora is a modern proprietary blend of two traditional medicinal plants: Magnolia officinalis (Chinese magnolia) and Phellodendron amurense (Amur cork tree).

While Relora itself was developed in the early 2000s, its component herbs have rich historical usage spanning over 2,000 years in Traditional Chinese Medicine (TCM) and other East Asian medical systems. The development of Relora represents a contemporary application of traditional botanical knowledge, combining

these herbs in a standardized form

specifically targeted at stress reduction, cortisol regulation, and related conditions.

Component Herbs Historical Use

Magnolia Officinalis

Traditional Name: Hou Po
Historical Period: First documented in Han Dynasty (206 BCE – 220 CE) through present
Traditional Medical Systems: Traditional Chinese Medicine (TCM), Japanese Kampo, Korean Traditional Medicine
Traditional Applications:
  • Moving stagnant qi
  • Resolving dampness and phlegm
  • Relieving distention and fullness
  • Treating abdominal bloating
  • Alleviating cough and wheezing
  • Reducing anxiety and agitation
Historical Preparations:
  • Decoction (tang) – simmering in water for 30-45 minutes
  • Honey-fried preparation (mi zhi) for lung conditions
  • Ginger-processed preparation (jiang zhi) for digestive conditions
  • Combined in formulas with other herbs
Key Historical Texts:
  • First documented in ‘Shennong Ben Cao Jing’ (Divine Farmer’s Materia Medica, circa 200 CE)
  • Detailed in ‘Ben Cao Gang Mu’ (Compendium of Materia Medica) by Li Shizhen (1578)
  • Featured in ‘Jin Gui Yao Lue’ (Essential Prescriptions from the Golden Cabinet) by Zhang Zhongjing (circa 200 CE)

Phellodendron Amurense

Traditional Name: Huang Bai (Huang Bo)
Historical Period: First documented in Tang Dynasty (618-907 CE) through present
Traditional Medical Systems: Traditional Chinese Medicine (TCM), Japanese Kampo, Korean Traditional Medicine
Traditional Applications:
  • Clearing heat
  • Drying dampness
  • Treating diarrhea and dysentery
  • Reducing inflammation
  • Treating urinary tract infections
  • Addressing conditions of ‘damp-heat’
Historical Preparations:
  • Decoction (tang) – simmering in water for 30-45 minutes
  • Alcohol extraction for external applications
  • Combined in formulas with other herbs
  • Powdered for topical application
Key Historical Texts:
  • First documented in ‘Tang Ben Cao’ (Tang Materia Medica, circa 659 CE)
  • Detailed in ‘Ben Cao Gang Mu’ (Compendium of Materia Medica) by Li Shizhen (1578)
  • Featured in ‘Ben Cao Hui Yan’ (Collected Comments on the Materia Medica) by Ni Zhu-Mo (1624)

Classical Tcm Understanding

Magnolia Officinalis

Energetics:
  • Warm
  • Bitter, acrid/pungent
  • Lung, Spleen, Stomach, Large Intestine
  • Descending and dispersing
Actions:
Action Explanation
Moves qi and breaks up stagnation Promotes the movement of qi, particularly in the middle jiao (digestive system), relieving stagnation that causes distention, fullness, and discomfort
Dries dampness and transforms phlegm Resolves dampness and phlegm accumulation, particularly in the digestive and respiratory systems
Directs rebellious qi downward Helps descend stomach qi that has rebelled upward, relieving symptoms like nausea, vomiting, and hiccups

Phellodendron Amurense

Energetics:
  • Cold
  • Bitter
  • Kidney, Urinary Bladder, Large Intestine, Liver
  • Descending
Actions:
Action Explanation
Clears heat and dries dampness Reduces pathogenic heat, particularly in the lower jiao (lower abdomen), and resolves dampness
Purges fire and detoxifies Eliminates toxic heat from the body, particularly in cases of infection or inflammation
Clears deficiency heat Addresses heat symptoms that arise from yin deficiency, particularly in the kidneys

Historical Formulations

Development Of Relora

Modern Research Origins

  • Late 1990s to early 2000s
  • Scientists at Next Pharmaceuticals (original developer)
  • Investigation of traditional herbs for stress reduction and cortisol regulation
  • Identification of active compounds (honokiol, magnolol, berberine) with anxiolytic and stress-modulating properties; recognition of potential synergistic effects

Patent And Commercialization

  • US Patent filed in early 2000s covering the specific extract combination and standardization
  • First introduced to the market in the early 2000s
  • Primarily marketed for stress reduction and stress-related eating
  • Developed by Next Pharmaceuticals; later acquired by InterHealth Nutraceuticals; now owned by Lonza

Evolution Of Applications

  • Stress reduction and cortisol regulation
  • Sleep support, weight management, mood enhancement, cognitive support during stress
  • Clinical studies conducted from early 2000s through present, expanding the evidence base for various applications

Traditional To Modern Transition

Conceptual Translation

  • Magnolia’s ‘moving qi and breaking stagnation’ and phellodendron’s ‘clearing heat and drying dampness’
  • Stress reduction, anxiolytic effects, anti-inflammatory properties, metabolic regulation
  • Identification of specific compounds and mechanisms that explain traditional observations in modern scientific terms

Preparation Evolution

  • Water decoctions, alcohol extractions, honey or ginger processing
  • Standardized extraction techniques, precise solvent systems, analytical quality control
  • Standardization to specific compounds; proprietary extraction methods; focus on specific applications rather than broad traditional uses

Dosage Evolution

  • Magnolia: 3-9g daily in decoction; Phellodendron: 3-9g daily in decoction
  • Relora: 250-500mg daily of standardized extract
  • Concentration of active compounds; improved extraction efficiency; focus on specific applications; convenience

Cultural Context

Eastern Medicine Perspective

  • Component herbs seen as part of holistic system addressing patterns of disharmony; magnolia for qi stagnation; phellodendron for damp-heat
  • Some TCM practitioners incorporate Relora into traditional practice; others prefer traditional preparations and combinations
  • Component herbs have deep cultural roots in East Asian medicine; Relora represents Western adaptation of Eastern medical knowledge

Western Medicine Perspective

  • Skepticism from conventional medicine; interest from integrative and complementary practitioners
  • Increasing acceptance as clinical evidence accumulated; growing interest in non-pharmaceutical approaches to stress management
  • Widely used in integrative medicine; growing acceptance in conventional healthcare for mild to moderate stress and anxiety

Global Adoption Patterns

  • Primary market; widely available as dietary supplement; used by integrative practitioners
  • Variable adoption; more common in countries with stronger traditions of herbal medicine
  • Limited adoption of Relora specifically; traditional forms of component herbs remain more common
  • Growing adoption following North American and European patterns

Historical Significance

Innovation In Herbal Medicine

  • Relora represents modern approach to standardizing traditional herbs for specific applications
  • Development supported by scientific research rather than traditional use alone
  • Specific combination designed for particular applications rather than broad traditional uses

Bridge Between Traditions

  • Combines Eastern herbal tradition with Western scientific methodology
  • Preserves traditional knowledge while adapting to modern understanding and needs
  • Scientific validation of traditional observations through modern research methods

Commercial Impact

  • Helped establish market for standardized stress-reduction supplements
  • Provided model for development of other proprietary herbal combinations
  • Increased consumer awareness of adaptogenic and anxiolytic herbs

Comparative Historical Context

Vs Traditional Formulations

  • Uses traditionally valued medicinal plants; addresses stress-related conditions recognized in traditional medicine
  • Standardized extraction; specific compound focus; proprietary combination not found in traditional texts; targeted applications

Vs Pharmaceutical Development

  • Research-based development; standardization for consistency; clinical testing; specific mechanism investigations
  • Based on traditional herbs rather than novel compounds; multiple active compounds rather than single molecule; regulated as dietary supplement rather than drug

Vs Other Modern Herbal Products

  • Standardized extraction; research support; modern formulation
  • Proprietary combination specifically developed for stress applications; stronger clinical evidence than many herbal products; patented formulation

Scientific Evidence


Overview

Relora, a patented blend of Magnolia officinalis and Phellodendron amurense bark extracts, has been the subject of several scientific studies investigating its effects on stress, anxiety, cortisol levels, sleep, and weight management. The evidence base includes in vitro studies, animal models, and human clinical trials, with the strongest evidence supporting its stress-reducing, cortisol-regulating, and anxiolytic effects.

While the number of published clinical trials is modest compared to some conventional pharmaceuticals, the available studies show consistent positive results with minimal adverse effects. Research on the individual component herbs and their active compounds provides additional supporting evidence for Relora’s mechanisms and potential applications.

Key Clinical Studies

Title: Effect of Magnolia officinalis and Phellodendron amurense (Relora®) on cortisol and psychological mood state in moderately stressed subjects
Authors: Talbott SM, Talbott JA, Pugh M
Publication: Journal of the International Society of Sports Nutrition. 2013;10(1):37
Study Design: Randomized, parallel, placebo-controlled, double-blind trial
Participants: 56 moderately stressed healthy adults (35 men, 21 women)
Intervention: Relora® (250 mg twice daily) for 4 weeks
Outcomes: Significant reduction in cortisol levels; improved overall stress management; reduced temporary, transient, and situational anxiety; improved sleep quality; reduced depression and fatigue
Significance: Demonstrated effects on both subjective stress measures and objective cortisol levels in a well-designed trial
Limitations: Moderate sample size; relatively short duration; limited to healthy adults with moderate stress

Title: Effects of a proprietary Magnolia and Phellodendron extract on stress levels in healthy women: a pilot, double-blind, placebo-controlled clinical trial
Authors: Kalman DS, Feldman S, Feldman R, Schwartz HI, Krieger DR, Garrison R
Publication: Nutrition Journal. 2008;7:11
Study Design: Randomized, placebo-controlled, double-blind trial
Participants: 40 healthy premenopausal women with moderate stress
Intervention: Relora® (250 mg three times daily) for 6 weeks
Outcomes: Significant reduction in anxiety as measured by State-Trait Anxiety Inventory; reduced salivary cortisol; improved sleep quality; no significant side effects
Significance: Demonstrated anxiolytic effects specifically in women; showed effects on both subjective and objective measures
Limitations: Moderate sample size; limited to premenopausal women; higher dosage than typically recommended

Title: A combination of Magnolia and Phellodendron extracts for sleep disturbances: a randomized, double-blind, placebo-controlled trial
Authors: Garrison R, Chambliss WG
Publication: Alternative Therapies in Health and Medicine. 2006;12(2):50-54
Study Design: Randomized, placebo-controlled, double-blind trial
Participants: 45 adults with sleep disturbances
Intervention: Relora® (250 mg twice daily) for 3 weeks
Outcomes: Significant improvements in time to fall asleep, sleep quality, and daytime energy levels; reduced nighttime awakening; no significant side effects
Significance: Demonstrated sleep-promoting effects without morning grogginess
Limitations: Relatively small sample size; short duration; subjective sleep measures rather than polysomnography

Title: Effect of a proprietary Magnolia and Phellodendron extract on weight management: a pilot, double-blind, placebo-controlled clinical trial
Authors: Garrison R, Chambliss WG
Publication: Alternative Therapies in Health and Medicine. 2006;12(1):50-54
Study Design: Randomized, placebo-controlled, double-blind trial
Participants: 28 overweight adults with stress-related eating patterns
Intervention: Relora® (250 mg twice daily) for 6 weeks
Outcomes: Reduced stress-related eating behaviors; modest weight loss compared to placebo; reduced cortisol levels; improved mood
Significance: Demonstrated potential for weight management through stress reduction rather than stimulant effects
Limitations: Small sample size; relatively short duration; modest effects on weight

Title: The effect of herbal extract (Relora®) on salivary hormone levels: a randomized, double-blind, placebo-controlled study
Authors: LaValle JB, Hawkins EB
Publication: Unpublished study cited in product literature, 2006
Study Design: Randomized, placebo-controlled, double-blind trial
Participants: 40 adults with moderate stress
Intervention: Relora® (250 mg twice daily) for 2 weeks
Outcomes: Significant reduction in salivary cortisol levels; increased salivary DHEA levels; improved cortisol:DHEA ratio; reduced perceived stress
Significance: Demonstrated effects on multiple stress-related hormones in a short timeframe
Limitations: Unpublished data; short duration; limited peer review

Meta Analyses And Reviews

Title: Herbal Medicines for Anxiety, Depression and Insomnia: A Review of Psychopharmacology and Clinical Evidence
Authors: Sarris J, Panossian A, Schweitzer I, Stough C, Scholey A
Publication: CNS Drugs. 2011;25(12):1108-1123
Key Findings: Included Relora among herbal preparations with evidence for anxiety reduction; noted promising but preliminary evidence; called for larger, longer trials
Significance: Placed Relora in context with other herbal anxiolytics; provided comparative assessment

Title: Dietary Supplements for Weight Loss: An Overview of the Evidence for the Most Common Ingredients
Authors: Saper RB, Eisenberg DM, Phillips RS
Publication: American Family Physician. 2004;70(9):1731-1738
Key Findings: Reviewed evidence for various weight loss supplements; noted Relora’s unique mechanism focusing on stress-related eating rather than metabolism; concluded evidence was preliminary but promising
Significance: Distinguished Relora from stimulant-based weight management supplements; highlighted its unique approach

Evidence By Health Condition

Stress And Anxiety

  • Strong
  • Multiple randomized controlled trials demonstrate stress-reducing and anxiolytic effects; evidence for cortisol reduction through both subjective measures and objective hormone testing; effective for both acute and chronic stress
  • GABA-A receptor modulation by honokiol and magnolol; cortisol reduction; anti-inflammatory effects
  • Longer-term studies needed; more research in clinical anxiety disorders; optimal dosing studies; studies in more diverse populations

Sleep Quality

  • Moderate to Strong
  • Several clinical trials show improvements in sleep onset, quality, and duration; benefits without significant morning grogginess; particularly effective for stress-related sleep disturbances
  • GABA modulation; stress hormone regulation; potential melatonin pathway effects
  • Polysomnographic studies; effects on specific sleep parameters; comparison with conventional sleep medications; longer-term studies

Weight Management

  • Moderate
  • Clinical evidence for reducing stress-related eating and cortisol-related abdominal fat; modest effects on weight compared to placebo; most effective for stress-induced eating patterns
  • Cortisol regulation; potential effects on appetite regulation; berberine’s metabolic effects
  • Larger clinical trials needed; long-term effects on weight maintenance; mechanisms beyond stress reduction

Mood Support

  • Moderate
  • Clinical trials show improvements in mood parameters including depression and fatigue; effects likely related to stress reduction and improved sleep
  • Neurotransmitter modulation; stress hormone regulation; anti-inflammatory effects
  • Studies specifically focused on mood as primary outcome; effects in clinical depression; comparative studies with conventional mood-supporting agents

Cognitive Function

  • Preliminary
  • Limited clinical data but mechanistic evidence suggests potential benefits for stress-related cognitive impairment; animal studies show neuroprotective effects
  • Neuroprotection; antioxidant effects; stress hormone regulation
  • Clinical trials with cognitive function as primary outcome; effects on specific cognitive domains; long-term neuroprotective effects

Preclinical Evidence

Pharmacological Studies

Ongoing Research

Investigation of Relora for stress-related immune dysfunction, Exploration of potential applications in metabolic syndrome and obesity through multiple pathways, Research on effects on gut microbiome composition and gut-brain axis signaling, Studies on long-term safety and efficacy for chronic anxiety conditions, Investigation of potential applications in neurodegenerative conditions, Exploration of synergistic effects with other anxiolytic herbs and nutrients, Development of enhanced delivery systems to improve bioavailability, Research on genetic factors affecting individual response to Relora, Studies on effects in special populations including elderly and adolescents, Investigation of potential applications in addiction and withdrawal syndromes

Research Limitations

Methodological Issues

  • Relatively small sample sizes in many clinical trials limit statistical power
  • Short duration of most studies limits understanding of long-term effects
  • Heterogeneity in outcome measures complicates meta-analysis
  • Limited dose-ranging studies to establish optimal therapeutic dosing
  • Some studies conducted by manufacturers or with industry funding, creating potential for bias
  • Limited number of independent replications of key findings

Knowledge Gaps

  • Incomplete understanding of pharmacokinetics and bioavailability of key compounds in the proprietary blend
  • Limited research on potential interactions with medications
  • Insufficient data on effects in special populations (elderly, pediatric, pregnant women)
  • Unclear relative contribution of different bioactive compounds to overall effects
  • Limited research on genetic factors affecting response to Relora

Future Research Needs

  • Larger, longer-duration clinical trials with diverse populations
  • Studies in clinical populations with diagnosed conditions rather than healthy volunteers
  • Comparative effectiveness research against conventional pharmaceuticals
  • Biomarker studies to elucidate mechanisms in humans
  • Personalized medicine approaches to identify optimal responders
  • Development and testing of enhanced bioavailability formulations

Comparative Efficacy

Comparison Findings Evidence Quality Clinical Implications
Relora vs. benzodiazepines for anxiety Less potent than benzodiazepines but with significantly better side effect profile; no dependence or withdrawal; minimal cognitive impairment Moderate; limited head-to-head comparisons May be appropriate for mild to moderate anxiety; not suitable for acute severe anxiety or panic attacks
Relora vs. valerian for sleep Similar efficacy for sleep onset and quality; potentially less morning grogginess with Relora; may have additional benefits for stress-related symptoms Limited; few direct comparisons May be preferred for individuals who experience hangover effects with valerian; particularly suitable for stress-related sleep disturbances
Relora vs. ashwagandha for stress Both effective for stress reduction; Relora may have more immediate anxiolytic effects while ashwagandha may have stronger adaptogenic properties over time Limited; few direct comparisons Relora may be preferred for acute stress relief; combination may provide comprehensive stress support
Relora vs. stimulant-based weight management supplements Less direct effect on metabolism than stimulants but better safety profile; focuses on stress-related eating rather than appetite suppression or thermogenesis Limited; few direct comparisons May be preferred for individuals with stress-related eating patterns; suitable for those who cannot tolerate stimulants

Evidence For Synergistic Effects

Magnolia Phellodendron Synergy

  • The combination of magnolia and phellodendron extracts in Relora provides complementary mechanisms: magnolia primarily affects GABA and central nervous system, while phellodendron adds metabolic and peripheral effects through berberine
  • In vitro studies show complementary effects on multiple pathways including GABA modulation, cortisol regulation, and inflammatory cascades
  • Clinical studies with the combination show effects that may be broader than either herb alone, though direct comparative studies are limited
  • Supports the rationale for the proprietary combination rather than single-herb approaches

Combination With Other Supplements

  • Preliminary evidence suggests enhanced anxiolytic effects without increased sedation when combined with L-theanine
  • Theoretical synergy for comprehensive stress support, though limited clinical evidence for the specific combination
  • Clinical evidence suggests beneficial combination for sleep, with complementary mechanisms
  • Suggests potential for enhanced effects through carefully selected combinations targeting multiple aspects of stress response

Evidence Quality Assessment

Strength Of Evidence: Moderate overall; stronger for stress reduction and cortisol regulation; moderate for sleep and anxiety; preliminary to moderate for weight management

Consistency Of Findings: Generally consistent positive findings across studies for primary outcomes related to stress and anxiety

Applicability To General Population: Most studies conducted in healthy adults with moderate stress; limited evidence in clinical populations with diagnosed conditions

Risk Of Bias: Some studies funded by manufacturers; limited number of large, independent trials

Overall Assessment: Sufficient evidence to support use for stress reduction and related conditions in generally healthy adults; promising but not definitive evidence for clinical anxiety disorders, sleep disorders, or weight management

Disclaimer: The information provided is for educational purposes only and is not intended as medical advice. Always consult with a healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications.

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