My protein impact whey isolate is an effective whey isolate protein shaker protein is an essential building block of the human body and is required to help build and maintain muscle mass and improve recovery after intense workouts my protein whey isolate provides 22g protein per serving made from the purest whey protein available containing over 90 protein with a low fat and carbohydrate content making it ideal for those on calorie controlled diets the high protein content will assist