MSM Joint Formula*
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Glucosamine Sulfate9 systematic reviews · 31 randomised trials | 300 mg |
| OptiMSM Methyl-Sulfonyl-Methane | 300 mg |
| Chondroitin Sulfate13 systematic reviews · 46 randomised trials | 240 mg |
Certifications & Testing
Other Ingredients
Gelatin, Water, Purified, Magnesium Stearate, Rice, Powder
Recommended Use
Suggested Usage: 1 capsule 4-6 times per day or as directed by a health professional.
Warnings
Cautions: As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication, have a medical condition, or anticipate a surgery. Keep out of the reach of children. Sealed for your protection. Do not use if seal is broken. Contains shellfish (shrimp and crab).
Frequently Asked Questions
What is Natural Factors MSM Joint Formula*'s Formulate score?
Natural Factors MSM Joint Formula* scores 85 out of 100 (grade A-) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Natural Factors MSM Joint Formula* worth it?
Natural Factors MSM Joint Formula* scores 85/100 (grade A-). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Natural Factors MSM Joint Formula*?
Each serving contains Glucosamine Sulfate (300 mg), OptiMSM Methyl-Sulfonyl-Methane (300 mg), Chondroitin Sulfate (240 mg). Serving size: 1 Capsule(s). 90 servings per container.
How do I take msm joint formula*?
Suggested Usage: 1 capsule 4-6 times per day or as directed by a health professional.
Who makes MSM Joint Formula*?
MSM Joint Formula* is made by Natural Factors. See Formulate's full grade and product lineup for Natural Factors on its brand page.
Is Natural Factors MSM Joint Formula* third-party tested?
Natural Factors lists the following certifications and testing for this product: Gluten-Free, Dairy-Free, Sugar-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.