Natural Factors, MSM, 1,000 mg, 90 Capsules

Dietary Supplement Methyl-Sulfonyl-Methane Healthy Joint Function Methyl-sulfonyl-methane (MSM) is a naturally occurring substance known for its diverse health benefits, including support for healthy, hair, skin, nails, and joints. Isura ™ : Verified Clean✓ Non GMO ✓ The ISURA® seal is your assurance that this product is independently verified as clean and safe, and has been tested for over 800 possible contaminants. This product is ISURA verified clean, one of the highest testing standards in the world.