🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 29% of ingredients have research evidence
B Label Compliance Grade

Product Label

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Label Data

1 Capsule(s) Serving Size
Other Combinations Product Type
29% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 100.0mg (284 products) 📚 10 studies (Tier A: 0, B: 4)
This product: 150mg
Polygonum cuspidatum extract
55 mg
MegaNatural Red Wine concentrate
25 mg
Olive fruit extract
25 mg
Artichoke leaf extract
25 mg
15 mg
📊 Market median: 100.0mg (283 products) 📚 142 studies (Tier A: 1, B: 64)
This product: 15mg UL 1200mg
Bronson Laboratories BioAccelerators
20 mg

Other Ingredients

extra virgin Olive Oil Beeswax Vegetable Cellulose Mixed Tocopherols Chlorophyll Ylang Ylang Oil

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

DIRECTIONS: As a dietary supplement for adults,1 capsule daily, with a meal, or as directed by a health professional.

⚠️ Warnings & Precautions

Keep out of reach of children.

Do not use if you are pregnant or nursing.

🧪 Formulation Notes

May contain traces of Soy.

Additional Information

Store at room temperature. Protect from light.

Made in USA

QUALITY PURITY POTENCY BRONSON (leafs)

Lot No/Use By:

EST. 1960

CLINICALLY PROVEN MEGANATURAL(R)-BP FOR HEALTHY BLOOD PRESSURE LEVELS*

(M) MegaNatural-BP

No. 355B

Product Details

UPC / SKU 7 16563 35502 9
DSLD Entry Date 2012-03-23
Product Type Other Combinations
Form Capsule
DSLD ID 6967
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
Rct Nutrients 2023
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
Systematic Review Nutrients 2021
B The effect of grape seed extract on cardiovascular risk markers: a meta-analysis of randomized controlled trials
Meta Analysis Journal of the American Dietetic Association 2011
B The impact of grape seed extract treatment on blood pressure changes: A meta-analysis of 16 randomized controlled trials
Meta Analysis Medicine 2016
B Grape Seed Extract Positively Modulates Blood Pressure and Perceived Stress: A Randomized, Double-Blind, Placebo-Controlled Study in Healthy Volunteers
Rct Nutrients 2021
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
Rct The British journal of nutrition 2016
C Effect of grape seed extract on blood pressure in subjects with the metabolic syndrome
Rct Metabolism: clinical and experimental 2009
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
Rct Phytotherapy research : PTR 2021
C The effect of polyphenol-rich chardonnay seed supplements on peripheral endothelial function.
Rct European journal of nutrition
C The effects of grape seed extract supplementation on cardiovascular risk factors, liver enzymes and hepatic steatosis in patients with non-alcoholic fatty liver disease: a randomised, double-blind, placebo-controlled study.
Rct BMC complementary medicine and therapies
View all evidence for Grape Seed →

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