BioStacks
GNC

Cranberry & D-Mannose

2 Capsules · 30 servings · $0.93/serving

iHerbAmazon
41 / 100Average

Best for

Immune

Score Breakdown

Formulation
41
Safety
100
Final score
41/100

Ingredients (3)

Cranberry Fruit Concentrate

80%

Dose

400 mg

Target

500–1500 mg

Form

—

D-Mannose

100%

Dose

1000 mg

Target

1000–2000 mg

Form

—

Vitamin C

24%

Dose

60 mg

Target

250–2000 mg

Form

Budget

Other Ingredients (2)

Microcrystalline CelluloseBinder

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

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

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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.

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