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Doctor's Best Grape Seed Extract With MegaNatural-BP supplement bottle
Doctor's Best

Grape Seed Extract With MegaNatural-BP Review

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 1 brand certification checked · Page generated: Sep 2026
100
Product Score Excellent
61
Brand Score Fair

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
MegaNatural-BP Grape seed extract (as Vitis vinifera) 300 mg †
Bioavailability Excellent

Absorption Rating

  • MegaNatural-BP Grape seed extract (as Vitis vinifera) Good
Other Ingredients Excellent

Fillers & Additives

  • Sunflower Oil
  • Vegetarian Softgel
  • Yellow Beeswax
  • Sunflower Lecithin
Efficacy Excellent

Dosage Analysis

  • MegaNatural-BP Grape seed extract (as Vitis vinifera) 300 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
MegaNatural-BP Grape seed extract (as Vitis vinifera) 300 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Sunflower Oil Safe

Helps dissolve and absorb fat-soluble vitamins.

Vegetarian Softgel Unknown
Yellow Beeswax Safe

Helps form and seal softgel capsules.

Sunflower Lecithin Safe

Helps mix oil and water-based ingredients. Allergen-free alternative to soy lecithin.

Brand Trust Report
Doctor's Best

Founded 1990 · Tustin, California, USA · 351 products · doctorsbest.com

Certifications

1 certification
Fda Gmp Inspections Source available Primary evidence

Transparency

2 claims
Third Party Testing Claim — Claimed Evidence available Evidence

Violation History

3 incidents
Lawsuit False advertising and mislabeling of glucosamine supplements.2022 Source available Primary source
Recall Red Yeast Rice2014-06-26 Source available Primary source
Recall Red Yeast Rice 600 mg Capsules, 120-count bottles2014-06-24 Source checked Primary source
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Frequently Asked Questions
Is Doctor's Best Grape Seed Extract With MegaNatural-BP a good supplement?

Doctor's Best Grape Seed Extract With MegaNatural-BP received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 60 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 ingredients are flagged for review. The manufacturer, Doctor's Best, holds a brand trust score of 61/100.

What are the ingredients in Doctor's Best Grape Seed Extract With MegaNatural-BP?

Doctor's Best Grape Seed Extract With MegaNatural-BP contains 1 active ingredients: MegaNatural-BP Grape seed extract (as Vitis vinifera) (300 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Doctor's Best Grape Seed Extract With MegaNatural-BP safe to take?

GoodSupp reviewed the inactive-ingredient data available for Doctor's Best Grape Seed Extract With MegaNatural-BP. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Doctor's Best a trustworthy supplement brand?

Doctor's Best receives a brand trust score of 61/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1990 and headquartered in Tustin, California, USA, the company offers 351 products in their lineup. Note: Doctor's Best has 3 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.