Isopure Vanilla   Nature's Best Perfect Low Carb Isopure contains 50 grams of 100% Ion Exchange Whey Protein Isolate. Any and all impurities typically found in most whey proteins have been removed to provide you with a great tasting, lactose free, fat free, glutamine enriched, state of the art carbohydrate free protein supplement. Nature's Best set out to create a product that didn't hide anything from its customers. Our protein source is clearly identificed as 100% Pure Ion Exchange Whey Protein Isolate. We didn't try to confuse you by listing a protein blend that doesn't tell you how much of the product is whey protein isolate and how much is whey protein concentrate or sweet whey or some other protein source. Furthermore, Isopure contains 0g of sugar and is instantized so it can be taken anywhere and mixed with a spoon. Isopure's Major Proteins Include: Beta-lactoglobulin: 55-62% Alpha-lactalbumin: 19-22% Immunoglobulin: 9-10% Bovine Serum Albumin: 6-8% Lactoferrin: 0.5-1%   In addition, Isopure is rich in branched chain amino acids and glutamine. Each Serving of Isopure Contains: 3465mg of isoleucine7865mg of leucine3080mg of valine4.6g of L-Glutamine   Athletes tend to need more protein than sedentary individuals to achieve positive nitrogen balance.* Most recommendations range from 1.5-2.0 grams of protein per kilogram of body weight per day. Isopure will help you achieve the positive nitrogen state you are seeking.