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Herb Profile

Grape

Vitis vinifera

Grape (Vitis vinifera) carries an editorial Grade B rating, but the studies recorded on this profile do not demonstrate that grade.

Last reviewed: •3 sources citedReport a correctionProfile-wide ·Unassigned

Standard caution — Generally safe Details

Evidence
Editorial Grade Not Demonstrated By Recorded Studies

No human outcome study is recorded on this profile yet.

Typical onset
Varies by prep
Safety rating
Low caution
Best for
Antioxidant, Cardiovascular, Anti Inflammatory, Stress
Avoid / review if
Anticoagulants
Grape monograph visual
Generated profile category visual

At a glance

From this profile's structured data
Evidence
Editorial grade not demonstrated by recorded studies
Safety
Generally safe
Profile context
antioxidant, cardiovascular, anti_inflammatory
Next steps

Continue reading

Safety

Safety & Cautions

Generally safe

Standard caution

Caution level: Standard. No specific caution categories were detected in the source record.

Detailed safety fields

Pregnancy, breastfeeding, and contraindications

  • Anticoagulants

Full safety note

  • Generally safe

Evidence-based safety

Caution when combined

Severity and certainty are shown separately. A high-priority caution can still be theoretical: these pairings are screened from shared contraindication mechanisms and are not automatically documented clinical interactions. Provenance identifies the source fields that produced each flag; it does not upgrade the certainty of the pairwise claim.

Evidence

Evidence Summary

Evidence lens

Treat this profile as unresolved until source review is complete.

Needs reviewEditorial Grade Not Demonstrated By Recorded Studies

Human clinical evidence: Not the primary signal

Mechanistic / preclinical: Mechanism mapped — Inflammatory Signaling Modulation · Oxidative Stress Modulation · Vascular Function Support

Research maturity: Theoretical / mechanistic research — Mechanistic or unresolved evidence is kept separate from established human outcomes.

Safety boundary: Safety note available — Generally safe

This profile cites 3 human studies.

Study design details
Evidence Grade

Evidence grade not assigned

Evaluation of methodological rigor, population reach, and evidence alignment.

Design Match
Narrative review
Risk of Bias
High
Consistency
Not assessed
Strongest recorded design is a narrative review, drawn from 3 recorded studies, none of which measured an outcome in people.
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.

Strong
Multiple RCTs, consistent direction, adequate effect size
Moderate
Some RCTs or consistent observational data in humans
Preliminary / Mixed
Animal or in-vitro only, or conflicting human data
Traditional / Theoretical
Traditional use only; no controlled human trials
Clinical Study Summaries (3)0 human evidence sources · 0 human trials · Participant totals not consistently reported · Consistency not yet classifiable

What the evidence actually shows

This table contains 3 structured sources, including 0 human evidence sources; 0 are human trials.

StudyDesignNDoseDurationPopulationOutcomeResult & magnitudeSource

Phytotherapy in periodontics as an effective and sustainable supplemental treatment: a narrative review

Gawish AS et al. · J Periodontal Implant Sci · 2024

Background
Narrative review

Summarizes selected literature without the full prespecified search and selection methods of a systematic review.

——————PubMed →

Selected Food/Herb-Drug Interactions: Mechanisms and Clinical Relevance

Amadi CN et al. · Am J Ther · 2018

Background
Narrative review

Summarizes selected literature without the full prespecified search and selection methods of a systematic review.

——————PubMed →

Grape Pomace Valorization: A Systematic Review and Meta-Analysis

Antonić B et al. · Foods · 2020

Background
Narrative review

Summarizes selected literature without the full prespecified search and selection methods of a systematic review.

——————PubMed →

Dosing & Timing

Dose guidance
150 300 mg extract
How Grape works

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

Mechanism Pathway — How Grape Works

How Grape WorksGrape acts on biological target pathways via anti inflammatory, leading to antioxidant efct.GrapeBiological TargetBiological pathwayAnti InflammatoryAntioxidant EfctCell protectionAntioxidantParallel pathway
CompoundTarget / ReceptorMechanismEffect / Outcome
Mechanisms & biological pathways (preclinical)
  • Inflammatory Signaling Modulation
  • Oxidative Stress Modulation
  • Vascular Function Support
  • Stress Response Modulation
  • Endothelial Function Support

Compare related active botanicals

Explore botanicals with similar chemistry, effects, or safety considerations in the Botanical Activity Atlas.

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Compare & Sourcing

Compare side-by-side tradeoffs or verify active marker guidelines.

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.

Editorial Standards →

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