Star Whey PERFECT ISOLATE 100% is the result of research called CARBERY® Isolac 90 whey isolate of the highest quality, obtained by CFMTM cross-microfiltration, distinguished by a maximum level of purity. This special extraction process allows us to obtain a product of extraordinary quality, with the highest biological value (119) and the most complete amino acid profile. Star Whey is equipped with the exclusive patented Named 4 Protein Matrix®, based on protease, fenugreek extract and bovine colostrum.