BioStacks
Best for
Ingredients (2)
OptiMSM Methyl-Sulfonyl-Methane
100%Dose/day
1000 mg
Target
1000–3000 mg
Form
—
Glucosamine Sulfate
75%Dose/day
750 mg
Target
1000–1500 mg
Form
Standard
Other Ingredients (3)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
How to Take It
Take it anytime
Timing doesn't matter; take it with food if it upsets your stomach.
With food
Split into 2 doses across the day
On the label
1 capsule 2–4 times per day or as directed by a health professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$20.97
Near the median of 66 MSM supplements
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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.