Promotes joint and skin healthSuitable for everyday wellness seekersFree of gluten, dairy, soy, nuts, sugar, salt, preservatives, and artificial colors or flavors Methylsulfonylmethane, otherwise known as MSM, is the third largest nutrient found in the human body. This organic compound contains sulfur, which is known to promote collagen and keratin production for strong, healthy joints and glowing skin. To bolster the health of your joints and skin, mix one level scoop of The Vitamin Shoppe brand MSM Powder with your favorite beverage and enjoy.