M.s.m (Methylsulfonylmethane) is a naturally occurring compound that can help support joint health and promote overall well-being. Now Foods M.s.m capsules contain 1000 mg of M.s.m per serving, making it a great choice for those looking to maintain healthy connective tissues. This product is carefully manufactured in a Gmp-certified facility to ensure quality and potency, and it is free from common allergens, artificial colors, and preservatives.