A combination of 2 label ingredients.
Studied for knee-osteoarthritis pain and function; results are inconsistent and depend on the exact preparation.
Supports normal fluid balance, muscle function and nerve signaling.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
On the label
Take one (1) capsule daily with food, or as recommended by a healthcare practitioner.
$12.00
$0.20 / serving
Cheaper than 93% of 54 glucosamine sulfate supplements

Ortho Molecular Products
Glucosamine Sulfate
🦴 for Bone & Joint

Horbäach
Glucosamine Sulfate 2KCl with Potassium
💧 for Hydration

Doctor's Best
Glucosamine Sulfate 750 mg

Doctor's Best
Vegan Glucosamine Sulfate with GreenGrown Glucosamine 750 mg
💧 for Hydration

Metagenics
Glucosamine Sulfate 750 mg
💧 for Hydration
Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the 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. studied 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.
Not medical advice. Consult your healthcare professional.