Contains 100% pure Ultra-Filtered/Micro-Filtered Whey Protein isolate, the finest quality and most easily assimilated whey protein isolate on the market. Featuring the lowest molecular weight of any protein, Biochem's 100% Whey Protein allows your body to absorb it quickly and easily without bloating, gas or stomach upset. This amazing whey powder also delivers high levels of branched-chain amino and glutamic acids, plus a perfect ratio of other amino acids. Gluten free.