Cannabigerol (CBG)

Also known as: CBG, cannabigerol, cannabigerolic acid, CBGA, the mother cannabinoid

Evidence under review. — Not yet rated

Minor cannabinoid from hemp. Early research suggests anxiety and pain benefits, but human evidence is very limited.

What it does

Cannabigerol (CBG) is a non-intoxicating cannabinoid found in the cannabis plant. Early human trials suggest it may reduce anxiety and stress at doses around 20 mg, and animal studies point to...
Evidence quality

Evidence base hasn't been formally rated yet. See research below.
Clinical dose

20-200 mg/day (no established therapeutic dose yet)

What the Science Says

Cannabigerol (CBG) is a non-intoxicating cannabinoid found in the cannabis plant. Early human trials suggest it may reduce anxiety and stress at doses around 20 mg, and animal studies point to potential pain-relieving and blood-pressure-lowering effects. It appears well-tolerated in healthy adults at doses up to 200 mg, with no significant psychoactive effects or liver toxicity observed in short-term studies.

What It Doesn't Do

Not proven to treat any medical condition in humans. No solid evidence it builds muscle or speeds athletic recovery on its own. Don't assume it's safe long-term — only short-term acute dosing has been studied. Not a proven sleep aid despite being widely marketed for insomnia. Cancer-related claims are based entirely on lab cells, not people.

Evidence-Based Benefits

A single 20 mg dose reduced anxiety and stress ratings in healthy adults in a controlled trial.

Weak Evidence

Effective at: 20 mg

Supporting studies (click to view on PubMed):

PMID 39003387

Doses up to 200 mg appear safe and well-tolerated in healthy adults with no serious adverse events.

Weak Evidence

Effective at: 25-200 mg

Supporting studies (click to view on PubMed):

PMID 42575778

CBG reduced chemotherapy-induced pain in mice and shows early promise for neuropathic pain.

Weak Evidence

Effective at: No established human dose

A CBG-containing combination product reduced soreness interference with daily activities after exercise-induced muscle damage.

Weak Evidence

Effective at: 50 mg CBG as part of a multi-ingredient formula

Supporting studies (click to view on PubMed):

PMID 37947792

Absorption & Bioavailability

Unknown — significant individual variability observed in pharmacokinetic studies; fat content of delivery vehicle appears to influence absorption. No head-to-head bioavailability comparisons available from provided studies.

Red Flags to Watch For

Athletes beware: CBG is prohibited by WADA, and trace amounts in broad-spectrum CBD products can trigger positive drug tests — amplified by exercise
No long-term safety data exists; all human studies are acute or short-term only
Most therapeutic claims (cancer, neuroprotection, antipsychotic) are based on animal or cell studies, not human trials
Products are largely unregulated; actual CBG content may not match label claims
Survey data on user benefits is self-reported and highly subjective — not clinical evidence

Frequently Asked Questions

What does Cannabigerol (CBG) do?

Minor cannabinoid from hemp. Early research suggests anxiety and pain benefits, but human evidence is very limited.

What is the effective dose of Cannabigerol (CBG)?

20-200 mg/day (no established therapeutic dose yet)

Is Cannabigerol (CBG) safe?

Athletes beware: CBG is prohibited by WADA, and trace amounts in broad-spectrum CBD products can trigger positive drug tests — amplified by exercise

What doesn't Cannabigerol (CBG) do?

Not proven to treat any medical condition in humans.

Research Sources

PubMed
NIH DSLD

This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-11-04