BioStacks
Best for
Ingredients (3)
Glucosamine Sulfate
75%Dose
750 mg
Target
1000–1500 mg
Form
Standard
Chondroitin Sulfate
75%Dose
600 mg
Target
800–1200 mg
Form
Standard
Methylsulfonylmethane
48%Dose
475 mg
Target
1000–3000 mg
Form
—
Other Ingredients (4)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Medium Chain Triglyceride OilCarrier
Fractionated oils rich in C8/C10 triglycerides used as neutral carrier or anti-sticking agent
Ascorbyl PalmitateAntioxidant
Fat-soluble form of vitamin C used as preservative
Capsule ShellCapsule
Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.
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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.