BioStacks
Best for
Ingredients (6)
Potassium
100%Dose
170 mg
Target
99–500 mg
Form
—
Glucosamine Sulfate
100%Dose
1000 mg
Target
1000–1500 mg
Form
Standard
Vitamin C
100%Dose
500 mg
Target
250–2000 mg
Form
Budget
Chondroitin Sulfate
63%Dose
500 mg
Target
800–1200 mg
Form
Standard
MSM
50%Dose
500 mg
Target
1000–3000 mg
Form
—
Other Ingredients (3)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
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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.