BioStacks
Source Naturals

Grape Seed Extract 100 mg

1 Tablet · 60 servings · $0.24/serving

26 / 100Poor

Score Breakdown

Formulation
34
Safety
75
Final score
26/100

Ingredients (2)

1 scored · 1 not scored

Grape seed extract100 mg

67% of effective dose

Calcium25 mg

Trace amount — not scored

Other Ingredients

Fillers, coatings, and additives

5Safe1Avoid

CarboxymethylcelluloseThickener

Avoid

Magnesium StearateLubricant

Safe

Silicon DioxideAnti-caking

Safe

Calcium CarbonateBuffer

Safe

Microcrystalline CelluloseBinder

Safe

Stearic AcidLubricant

Safe

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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.