BioStacks
NOW

Maximum Strength Grape Seed Extract 500 mg

1 Capsule · 90 servings · $0.23/serving

iHerbAmazon

Ingredients (1)

Grape Seed Extract (Vitis vinifera)

100%

Dose

500 mg

Target

150–600 mg

Form

—

Other Ingredients

No other ingredients listed

How to Take It

Take it anytime

Timing doesn't matter for this one — taking it consistently does.

With or without food

On the label

Take 1 capsule daily with a meal. Store in a cool, dry place after opening.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$20.30

$20$50

Near the median of 41 grape seed extract supplements

Track this supplement in your stack

Get personalized insights, interactions, and coverage recommendations.

Get Started Free

Similar Supplements

NFH

Grape Seed SAP

83
Resvera-Grape

Paradise Herbs

Resvera-Grape

83
Grape Seed Extract 500 mg

Swanson

Grape Seed Extract 500 mg

83
Grape Seed Extract 400 mg

Best Naturals

Grape Seed Extract 400 mg

81
Clinical OPC 400 mg

EuroMedica

Clinical OPC 400 mg

81

Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • App Store
  • Google Play

Resources

  • Contact & Support
  • Pricing
  • Terms of Service
  • Privacy Policy
  • Refund Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart

Free Tools

  • Interaction Checker
  • Dose Checker
  • Form Comparison

Field Guides

  • Magnesium for sleep
  • Reading labels
  • Interaction checker
  • Dose checker
  • Harmful ingredients
  • Proprietary blends
  • Stack building
  • Scan without barcode
  • All guides →
© 2026 BioStacks. All rights reserved. Not medical advice.