Each serving of NutraBio Classic Whey contains 25 grams of complete protein derived solely from 100% Whey Protein Concentrate (WPC80). This supplement has NOT been amino or nitrogen spiked and contains only WPC80 with NO inferior whey concentrates like WPC34, WPC60, WPC75 or sweet whey. This does not contain maltodextrin, dextrose, dairy creamers or other fillers.