BioStacks
Best for
Ingredients (2)
Potassium
100%Dose
350 mg
Target
99–500 mg
Form
Standard
Glucosamine Sulfate 2KCl
100%Dose
3000 mg
Target
1000–1500 mg
Form
Standard
Other Ingredients (3)
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
How to Take It
Take it anytime
Take with food — potassium salts on an empty stomach commonly cause nausea.
With food
On the label
For adults, take three (3) quick release capsules daily, preferably with a meal.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$18.89
Cheaper than 70% of 94 glucosamine sulfate 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.