Compound Profile

Allicin

Allicin is a organosulfur compound associated with garlic.

Last reviewed: •1 human studies cited

B Moderate

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Allicin

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Quick Stats

Evidence level

Moderate evidence

Typical onset

Varies by prep

Safety rating

Use extra caution: Safety review pending

Best for

Oxidative Pathways

Avoid / review if

Bleeding Disorders Or Anticoagulant/Antiplatelet Therapy Without Clinician Review, Active GI Ulcer Or Reflux, Pregnancy/Breastfeeding At Concentrated Supplemental Doses Without Guidance

Found In

Botanicals that contain Allicin, with full herb profiles.

Safety & Cautions

Review before use if any apply: Bleeding Disorders Or Anticoagulant/Antiplatelet Therapy Without Clinician Review, Active GI Ulcer Or Reflux, Pregnancy/Breastfeeding At Concentrated Supplemental Doses Without Guidance.

Evidence-based safety

Caution when combined

These pairings share a flagged risk mechanism. They are additive-effect cautions derived from contraindication data, not confirmed clinical interactions. Consult a clinician before combining.

High-Priority Caution

147 flagged pairings

Bleeding / anticoagulant risk

Browse the grouped cautions below. The list scrolls inside this card when long.

Bleeding / anticoagulant risk

Moderate Caution

191 flagged pairings

Blood-sugar lowering · Blood-pressure effects

Browse the grouped cautions below. The list scrolls inside this card when long.

Blood-sugar lowering
Blood-pressure effects

Evidence Summary

B Moderate

Evidence lens

Useful signal, but study design, dose, and population still matter.

ModerateModerate evidence

Human clinical evidence: Present in source signals

Mechanistic / preclinical: Mechanism mapped — Nrf2 Pathway Activation (Preclinical) · Oxidative Stress Modulation · Redox Modulation

Research maturity: More interpretable — main contexts: Oxidative Pathways

Safety boundary: Safety note available — Review before use if any apply: Bleeding Disorders Or Anticoagulant/Antiplatelet Therapy Without Clinician Review, Active GI Ulcer Or Reflux, Pregnancy/Breastfeeding At Concentrated Supplemental Doses Without Guidance.

This profile cites 1 human study.

Evidence Strength

Confidence estimate based on the design quality and consistency of published clinical trials.

Moderate evidence

Allicin has a moderate evidence evidence rating.

AdaptogenStress & MoodLongevity
Citation density
1.0
Sources
1
Effects
1
Research recency
Mixed recency
How evidence grades work

Each grade reflects the strength and consistency of published human evidence — not marketing claims. Grades are based on study count, design quality, effect size, consistency, and recency.

A

Strong

Multiple RCTs, consistent direction, adequate effect size

B

Moderate

Some RCTs or consistent observational data in humans

C

Preliminary / Mixed

Animal or in-vitro only, or conflicting human data

D

Traditional / Theoretical

Traditional use only; no controlled human trials

Clinical Study Summaries (1)Cited studies informing this profile. RCTs and reviews shown first.
StudyTypeSampleSource

Requires manual source normalization to PMID, DOI, PMC, or authoritative URL.

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How Allicin Works

Simplified mechanism pathway based on preclinical and pharmacological evidence. Does not confirm clinical efficacy.

Mechanism Pathway — How Allicin Works

How Allicin WorksAllicin acts on pathways via antioxidant, leading to oxidative pathways.AllicinBiological pathwayAntioxidantOxidative PathwaysObservable outcomeVascular FunctionSupport
CompoundTarget / ReceptorMechanismEffect / Outcome
Mechanisms & Biological Pathways▼

Preclinical mechanism details from scientific profiles; these represent plausible pathways but do not guarantee clinical efficacy in humans.

Nrf2 Pathway Activation (Preclinical)Oxidative Stress ModulationRedox ModulationVascular Function SupportAntimicrobial Activity

Condition guides

Blood pressureStressAnxietyCognitionEnergy

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Related research paths

Compare & Sourcing

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Review available sources for Allicin

Independent database mapping — evaluated separately from safety and efficacy scores.

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Related alternatives

ArjunaBlack SeedBlack TeaBlueberry

Herbs for similar conditions

Garlic Allium sativumGarlicAngelica PubescensAngelica Sinensis

Tradeoffs

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Safety first · Harm reduction

This information is educational and not medical advice. Start low, avoid risky combinations, and consult a licensed clinician before making health decisions—especially if you use medications, have diagnosed conditions, or are pregnant/breastfeeding.

Learn how we evaluate confidence, safety, and intensity on the methodology page.

Editorial Review

Checked against primary sources, cited evidence, and contraindication language before publication. Evidence claims, safety language, and affiliate modules are reviewed independently. Not personal medical advice.

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Compound profile context

How to interpret Allicin

Allicin dosage by use case, onset and duration, safety limits, and interactions for oxidative pathways, graded against research. Moderate Human Evidence… Use this compound profile to understand mechanism, evidence quality, and practical safety context before comparing products or building a stack. A biochemical pathway connection can be useful for discovery, but it is not the same as proven benefit in humans.

When reviewing Allicin, separate the active molecule from the product category around it. Dose form, absorption, extract standardization, medication interactions, and individual sensitivity can change the real-world risk-benefit picture.

For supplement planning, avoid combining multiple compounds with overlapping sedating, stimulating, serotonergic, blood-pressure, anticoagulant, or liver-metabolism effects unless a qualified clinician has reviewed the context.