MSM is an organic sulphur compound which shares some of the same properties as DMSO. Sulphur is an important element for muscles, joints, skin and hooves. It supports the healthy function of the musculo-skeletal system. Beneficial for: Joints, Tissues & Injuries Directions: 1 to 1-1/2 tsp daily for 30 days only. One tsp provides 4,500 mg of MSM. Ingredients: MSM (Methysulfonylmethane) 500g (up to a 6 month supply)