New Optimsm 1000 mg Capsules 120 pcsHigh quality source of sulfurThe dietary supplement contains the sulfur compound methylsulfonylmethane (MSM). Sulphur is a component of amino acids and therefore plays a role in energy metabolism. Methylsulfonylmethane is found in the joints and is part of the cartilage there. Sulfur is also a component of connective tissue and is also found in nails and hair.OptiMSM methylsulfonylmethane powder undergoes a multi-stage distillation process so that a purity of 100% is achieved.The capsules are lactose-free, gluten-free, vegan and free from artificial flavorings and preservatives.