NOW&ampreg; Certified Organic Whey Protein is a natural whey protein that is concentrated from organic milk, which was produced without the use of synthetic growth hormones (rBGH), antibiotics, or pesticides.&ampnbsp; It is processed by low temperature ultrafiltration to limit denaturation of the proteins, and is both bioavailable and easily digested.&ampnbsp;Whey protein contains a high concentration of Branched Chain Amino Acids (BCAA's), which are important for efficient muscle metabolism.*&ampnbsp; These qualities make NOW&ampreg; Certified Organic Whey Protein an ideal supplement for active individuals seeking the most natural and wholesome milk protein for themselves and their families.