BioStacks
21st Century

Cranberry Extract

2 Capsules · 30 servings · $0.28/serving

58 / 100Average

Score Breakdown

Formulation
58
Safety
100
Final score
58/100

Ingredients (2)

Cranberry extract

80%

Dose

400 mg

Target

500–1500 mg

Form

Calcium

116 mg

Trace amount — not scored

Other Ingredients (4)

Magnesium HydroxideMineral Source

An inorganic magnesium compound used as a magnesium source, antacid, or pH buffer.

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

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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.