Ion exchange whey protein isolate, vitamin/mineral/amino acid blend (taurine, potassium (as potassium chloride), chloride (as potassium and sodium chloride), calcium (as dicalcium phosphate dihydrate), phosphorus (as dicalcium phosphate dihydrate), L-Glutamine, magnesium (as magnesium oxide), vitamin E (as dl-alpha tocopheryl acetate), niacin, zinc (as zinc sulphate dihydrate), vitamin A (as palmitate), pantothenic acid (as d-calcium pantothenate), vitamin B6 (as pyridoxine), copper (as amino acid chelate), manganese (as manganese sulfate dihydrate), riboflavin, thiamin (as thiamin hydrochloride), folic acid, biotin, iodide (as potassium iodide), chromium (as amino acid chelate), molybdenum (as amino acid chelate), selenium (as amino acid chelate), vitamin B12), natural and artificial flavor, xanthan gum, sucralose, silicon dioxide. Isopure's major proteins include:Beta-lactoglobulin 55-62%, alpha-lactalbumin 19-22%, immunoglobulin 9-10%, bovine serum albumin 6-8%, lactoferrin .5-1%. In addition, Isopure is rich in branched chain amino acids and glutamine. Each serving of Isopure contains: 3465mg of isoleucine, 7865mg of leucine, 3080mg of valine, 4.6g of L-glutamine.