USN 100% Whey Protein provides the purest form of this single protein substrate. It contains proteins such as lactalbumen and immunoglobins. Now with revolutionary HydroMatrixTM and Zyma Tech Enzyme TM technology, the proper uptake of the protein and its conversion into amino acids by your body is optimised. USN 100% Whey Protein provides the purest form of this single protein substrate. It contains proteins such as lactalbumen and immunoglobins. Now with revolutionary HydroMatrixTM and Zyma Tech Enzyme TM technology, the proper uptake of the protein and its conversion into amino acids by your body is optimised.