Whey protein 90 Isolate is one of the purest isolates on the market, containing over 90% premium grade protein powder. Fast acting it’s an ideal protein supplement for active women, as it will contribute to lean muscle and aid in muscle maintenance and recovery. As with all Protein Princess blends, it contains the finest of ingredients, with no added fillers or additives to give you only the finest of protein powders. Ultra low calorie, carbs and fat. 23g Protein per serving!!