OPC - 150 mg Antioxidant 95%
90/100
This product looks safe
- Contains proprietary blend — exact ingredient amounts not disclosed
- 50% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Safety Alerts
ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed
Label Data
1 Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Supplement Facts — Evidence Check
150 mg
📊 Market median: 100.0mg (284 products)
📚 10 studies (Tier A: 0, B: 4)
Proprietary Blend
350 mg
Other Ingredients
Gelatin
Magnesium Silicate
Rice Protein
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (85% of products)
Nutrient (9% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
Suggested use: 1 capsule twice daily.
⚠️ Warnings & Precautions
Warning: Do not use if the inner seal is broken or damaged.
As always, consult your physician before using this product if you are pregnant, lactating or have a medical condition.
Keep out of reach of children.
🧪 Formulation Notes
Proanthocyanidins, are the most active antioxidant discovered to date. 100% natural botanical product derived from grape seed extract.
Product Details
DSLD Entry Date
2020-03-24
Product Type
Other Combinations
Form
Capsule
DSLD ID
214861
Data Updated
2026-04-11
Research Evidence
14
Research Sources
50
Avg Quality Score
9
Rct
2
Meta Analysis
2
Clinical Trial
1
Systematic Review
B
Low Dose Monacolin K Combined with Coenzyme Q10, Grape Seed, and Olive Leaf Extracts Lowers LDL Cholesterol in Patients with Mild Dyslipidemia: A Multicenter, Randomized Controlled Trial
B
Efficacy of Bilberry and Grape Seed Extract Supplement Interventions to Improve Glucose and Cholesterol Metabolism and Blood Pressure in Different Populations-A Systematic Review of the Literature
B
The effect of grape seed extract on cardiovascular risk markers: a meta-analysis of randomized controlled trials
B
The impact of grape seed extract treatment on blood pressure changes: A meta-analysis of 16 randomized controlled trials
B
Grape Seed Extract Positively Modulates Blood Pressure and Perceived Stress: A Randomized, Double-Blind, Placebo-Controlled Study in Healthy Volunteers
C
Effects of grape seed extract beverage on blood pressure and metabolic indices in individuals with pre-hypertension: a randomised, double-blinded, two-arm, parallel, placebo-controlled trial
C
Grape seed extract supplementation along with a restricted-calorie diet improves cardiovascular risk factors in obese or overweight adult individuals: A randomized, placebo-controlled trial
C
The effect of polyphenol-rich chardonnay seed supplements on peripheral endothelial function.
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