Our Impact Whey Isolate&174 is an extremely rich source of whey protein derived from vegetarian sweet cheese sourced directly from the worlds leading whey protein manufacturers. Whey Protein Isolate (WPI) is the ultimate form of whey protein containing over 90% protein with very little fat & lactose. Having the highest Biological value (BV) of any known protein Whey Protein Isolate contains high levels of both essential & non-essential Amino Acids. In the manufacture of our Impact Whey Isolate&174 we use Cross-Flow Micro-filtration a delicate process which uses filters to separate protein from fat cholesterol & lactose based on molecular size & weight. Impact Whey Isolate&174 provides over 90g of protein per 100g on a dry matter basis is low in fat & lactose & rich in calcium. Our production methods help to preserve the biological activity of the whey protein ensuring all the immune-boosting components remain intact. Traceability is a key part of our quality monitoring process & to aid this process we work directly with the worlds leading whey manufacturers to ensure we have complete knowledge & confidence in the production process of our whey protein. The protein fractions are 47% Beta lactoglobulin 17% Alpha lactalbumin 1.5% Bovine serum albumin 2% Immunoglobulin G 0.5% Lactoferrin 27% Glycomacropeptide.