BioStacks
Best for
Ingredients (4)
Chondroitin Sulfate Sodium
63%Dose
500 mg
Target
800–1200 mg
Form
Standard
Chondroitin Sulfate
56%Dose
450 mg
Target
800–1200 mg
Form
Standard
Glucosamine Sulfate 2KCl
54%Dose
544 mg
Target
1000–1500 mg
Form
Standard
Glucosamine Sulfate
40%Dose
400 mg
Target
1000–1500 mg
Form
Standard
Other Ingredients (2)
Vegetable StearateLubricant
A plant-derived salt of stearic acid (typically magnesium or calcium) used as a tablet lubricant
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.