Pantethine is a derivative of pantothenic acid (vitamin B5) and a key constituent of coenzyme A, which is involved in the metabolism of amino acids, carbohydrates, and lipids. * Contains Pantesin, a high quality, pharmaceutical grade brand of pantethine. *This statement has not been evaluated by the U.S. Food and Drug administration. The product is not intended to diagnose, treat, cure, or prevent any disease.