99% pure msm. No additives, fillers or binding agents. Highest quality anywhere. Organic, human grade, inhibits muscle, bone and joint pain and inflammation. Eliminates muscle aches, pains and cramping; supports immune system, decreases indigestion, scar tissue; accelerates wound healing, makes skin supple and elastic, encourages hair and nail growth, inhibits internal parasites; increases mental and physical energy, supports calmness, clarity, focus, concentration.