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What it does
A combination of 2 label ingredients.
Glucosamine Sulfate
Form not confirmedGrade —
Studied for knee-osteoarthritis pain and function; results are inconsistent and depend on the exact preparation.
Calcium
Form not confirmedGrade —
Supports the maintenance of normal bones and teeth, muscle function and nerve signaling.
Ingredients (2)
Calcium
120 mgTrace amount — not scored
Other ingredients
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Lithothamnion CalcareaFiller
Calcified red seaweed used as a whole-food tablet base and natural calcium/magnesium source (common in food-based multivitamin lines)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
Glucosamine HCl
Not reviewed yet
Lab testing
How to take it
With food
On the label
Take 1-3 tablets a day, with meals, for 1 month then 1 tablet a day, or as your health professional advises. Do not exceed recommended daily intake.
Price check
No price yet
What 54 glucosamine sulfate supplements cost
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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.