Best for
Ingredients (7)
Vitamin D3
100%Dose
2000 IU
Target
1000–5000 IU
Form
Premium
Vitamin C
100%Dose
198 mg
Target
40–200 mg
Form
Standard
Glucosamine Sulfate 2KCl
100%Dose
1500 mg
Target
1000–1500 mg
Form
Standard
Manganese
100%Dose
9 mg
Target
1.8–5 mg
Form
Budget
Chondroitin / Collagen Complex
100%Dose
1200 mg
Target
800–1200 mg
Form
Not listed
Other Ingredients (4)
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
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
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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.