<b>What Is Whey Protein Concentrate?</b> <p>Whey protein concentrate is protein from the left over from the process of making cheese (whey). Whey contains everything that is soluble in the milk that is left over.</p> <b>Whey Protein Concentrate Benefits</b> <p>Whey protein concentrate is a rich source of protein that may support muscle growth and aid in the recovery of exhausted muscles after anaerobic exercise.* Whey protein concentrate is also a great source of leucine and branched-chain amino acids (BCAAs), essential amino acids that are largely found in muscle tissues and used primarily in the production of proteins.</p>