Hermetica Superfood Encyclopedia
The Short Answer
Cannabigerol (CBG) is a non-psychoactive cannabinoid that interacts with CB1 and CB2 receptors in the endocannabinoid system. Research shows CBG reduces anxiety and stress while alleviating exercise-induced muscle soreness through modulation of inflammatory pathways.
CategoryNamed Bioactive Compounds
GroupCompound
Evidence LevelModerate
Primary Keywordcannabigerol benefits
Synergy Pairings3
Cannabigerol — botanical close-up
Health Benefits
Origin & History
Natural habitat
Cannabigerol (CBG) is a non-psychoactive phytocannabinoid and the primary precursor to other major cannabinoids in Cannabis sativa L., biosynthesized from geranyl pyrophosphate and olivetolic acid via the enzyme GSTOS. CBG accumulates in the trichomes of hemp varieties and is extracted using solvent-based methods (ethanol or CO2 supercritical extraction), followed by chromatographic isolation to achieve >98% purity for commercial use.
“No historical traditional use has been identified for isolated CBG, as it occurs in trace amounts (<1% in most cannabis strains) and was not isolated until 1964. While Cannabis sativa has millennia-long use in traditional Chinese, Indian Ayurvedic, and Middle Eastern medicine for pain and anxiety, CBG-specific applications are a modern development based on recent preclinical data.”Traditional Medicine
Scientific Research
Human evidence includes a double-blind, placebo-controlled crossover RCT (NCT05257044, PMID: 39003387) testing 20mg oral CBG in 34 healthy adults, demonstrating significant anxiety and stress reduction. A repeated-dose pilot RCT (NCT05026164, PMID: 37947792) in 40 adults showed moderate reduction in exercise-induced muscle soreness. No meta-analyses have been conducted to date.
Preparation & Dosage
Traditional preparation
Clinically studied doses include 20mg single oral dose for anxiety/stress reduction and unspecified CBG-containing formulation (likely 150mg/day based on context) for 3 days in muscle soreness studies. Studies used pharmaceutical-grade isolated CBG (>98% purity) or formulations without disclosed standardization. Consult a healthcare provider before starting any new supplement.
Nutritional Profile
Cannabigerol (CBG) is a non-psychoactive cannabinoid compound, not a conventional food ingredient, and thus has no meaningful macronutrient, micronutrient, fiber, or caloric profile. It is classified as a bioactive phytocannabinoid derived primarily from Cannabis sativa L. Key compositional data: CBG is typically present in hemp/cannabis at <1% dry weight in mature plants, though selectively bred strains can yield 6–12% CBG by dry weight. As an isolated compound, it is administered in purified form (purity typically >95% in research/commercial preparations). Bioactive profile: CBG acts as a partial agonist at CB1 and CB2 endocannabinoid receptors, with higher affinity for CB2 (anti-inflammatory pathway); also interacts with TRPV1, TRPA1, and alpha-2 adrenergic receptors, and inhibits anandamide reuptake. Research dosing has been conducted at 20 mg (oral, encapsulated) in human RCTs. Bioavailability: Oral bioavailability of cannabinoids is generally low (6–19%) due to first-pass hepatic metabolism; lipid-based delivery systems (e.g., oil formulations) improve absorption. CBG is lipophilic (logP ~6.3), favoring fat-soluble matrices. It is metabolized via CYP3A4 and CYP2C9 enzymes. Half-life is estimated at 1–2 hours for oral delivery. No meaningful vitamin, mineral, protein, or fiber content is attributable to isolated CBG as a compound ingredient.
How It Works
Mechanism of Action
Cannabigerol acts as a partial agonist at CB1 and CB2 cannabinoid receptors, modulating neurotransmitter release and inflammatory responses. CBG inhibits FAAH (fatty acid amide hydrolase), increasing endocannabinoid levels like anandamide. It also blocks TRPM8 channels and activates α2-adrenoreceptors, contributing to its anxiolytic and anti-inflammatory effects.
Clinical Evidence
A double-blind RCT with 34 participants demonstrated that 20mg CBG significantly reduced anxiety (p=0.04) and stress (p=0.02) without cognitive impairment. A separate pilot RCT (n=40) showed moderate reduction in exercise-induced muscle soreness at 72 hours post-DOMS. While these preliminary results are promising, larger studies are needed to confirm CBG's therapeutic potential. Current evidence is limited to small-scale trials with short-term outcomes.
Safety & Interactions
CBG appears well-tolerated in clinical studies with minimal reported side effects at doses up to 20mg daily. Potential side effects may include mild drowsiness, dry mouth, and changes in appetite based on anecdotal reports. CBG may interact with medications metabolized by cytochrome P450 enzymes, particularly CYP2C9 and CYP3A4. Safety during pregnancy and breastfeeding has not been established, and use should be avoided in these populations.
Synergy Stack
Hermetica Formulation Heuristic
Also Known As
CBGMother of all cannabinoidsMother cannabinoidCannabigerol acid precursorNon-psychoactive cannabinoidPhytocannabinoid CBGHemp-derived CBG
Frequently Asked Questions
What is the effective dosage of CBG for anxiety?
Clinical research shows 20mg of CBG daily significantly reduced anxiety and stress in a double-blind study. This dose did not cause cognitive impairment or significant side effects in the 34-participant trial.
How long does CBG take to work for muscle soreness?
A pilot study showed CBG provided moderate muscle soreness relief at 72 hours post-exercise. The onset of effects may begin within hours of administration, though peak benefits appear to develop over 2-3 days.
Is CBG psychoactive like THC?
No, CBG is non-psychoactive and does not produce the euphoric effects associated with THC. Clinical studies confirm CBG does not impair cognitive function or cause intoxication at therapeutic doses.
Can CBG be taken with other medications?
CBG may interact with medications processed by liver enzymes CYP2C9 and CYP3A4, including blood thinners and some antidepressants. Always consult a healthcare provider before combining CBG with prescription medications.
What's the difference between CBG and CBD?
CBG is the precursor molecule to CBD and other cannabinoids, with distinct receptor interactions. While both are non-psychoactive, CBG shows stronger activity at CB1/CB2 receptors and different enzyme inhibition profiles compared to CBD.
What clinical evidence supports CBG for anxiety and stress relief?
A double-blind randomized controlled trial (n=34) demonstrated that 20mg of CBG significantly reduced both anxiety (p=0.04) and stress (p=0.02) without causing cognitive impairment. This peer-reviewed evidence suggests CBG may offer anxiolytic benefits comparable to other natural anxiolytics, though larger studies are needed to confirm optimal dosing and long-term efficacy. The mechanism appears to involve modulation of the endocannabinoid system without the psychoactive effects associated with THC.
Is CBG safe for long-term daily use as a supplement?
Current clinical research on CBG safety is limited, with most human studies being small pilot trials of short duration. The cannabinoid appears well-tolerated in acute doses without serious adverse events reported, but long-term safety data in humans remains sparse. Individuals considering regular CBG supplementation should consult a healthcare provider, particularly if they have liver conditions or take medications metabolized through the same pathways.
What forms of CBG have the best absorption and bioavailability?
CBG bioavailability varies significantly by delivery method; sublingual and inhalation routes typically offer faster onset, while oral formats have slower but potentially longer-lasting effects. Fat-soluble formulations (oils, capsules with lipids) may enhance absorption compared to water-based preparations, though specific bioavailability studies comparing CBG formats are limited. Enterocoated capsules and nanoemulsion technologies are emerging options that may improve intestinal absorption and consistency of results.
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