Bluebonnet’s 100% Natural Whey Protein Isolate Powder is one of the purest, undenatured whey protein products on the market containing 26 g of protein/serving with no artificial flavors or sweeteners. Whey protein not only has the highest biological value (BV) of any protein, it is also fast-acting, which means that its naturally occurring immunoglobulins and essential amino acids, such as BCAAs and glutamic acid, are easily and readily available to the body for immediate use.