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Grape Seed Extract

7.5/10high

Evidence

Evidence Score7.5/10

Studies: 38+

Meta-analyses: 18

Dosage & Timing

Dosage:

100-300mg (standardized to 95% OPCs)

Best Time:

With meals

Take with food

Form:

Standardized extract (95% OPCs or proanthocyanidins)

What You'll Notice

🔄 Improved Circulation60%

4-8 weeks

📉 Blood Pressure Reduction50%

8-12 weeks

✨ Skin Health50%

8-12 weeks

Safety

high safety rating

Contraindications:

Grape allergy

Drug Interactions:

Blood thinners
Blood pressure medications

Side Effects:

HeadacheGI upsetDizziness

Works Well With

Vitamin Cenhances

Pycnogenolcomplementary

Compare Supplements

Grape Seed Extract

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories

Compare Supplements

Grape Seed Extract

Evidence

Dosage & Timing

What You'll Notice

Safety

Works Well With

Categories