BioStacks
Source Naturals

UC-II 40 mg

1 Capsule · 30 servings

79 / 100Good

Best for

Score Breakdown

Formulation
79
Safety
100
Final score
79/100

Ingredients (3)

2 scored · 1 not scored

UC-II standardized Cartilage40 mg

Optimal dose · Premium form

Total Collagen0.0 g

0% of effective dose · Unspecified form

Calcium104 mg

Trace amount — not scored

Other Ingredients

Fillers, coatings, and additives

5Safe

Magnesium StearateLubricant

Safe

Silicon DioxideAnti-caking

Safe

Calcium CarbonateBuffer

Safe

GelatinCapsule

Safe

PotassiumMineral

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.