BioStacks
Best for
Ingredients (2)
Glucosamine Sulfate
100%Dose/day
1500 mg
Target
1000–1500 mg
Form
Standard
Chondroitin Sulfate Sodium
100%Dose/day
1200 mg
Target
800–1200 mg
Form
Standard
Other Ingredients (3)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
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.
How to Take It
Take it anytime
Take with food to avoid stomach upset. Benefits, where they exist, take weeks of daily use to appear.
With food
Split into 2 doses across the day
On the label
2 capsules twice daily, or as directed by a healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$53.80
Pricier than 95% 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.