Isolyze Chocolate Peanut Butter. Pure Whey Protein Isolate. 27g protein per serving. Fortified with whey hydrosolate peptides and digestive enzyme complex. Ultra pure protein. Isolyze™ contains Pure Whey Protein Isolate with no fat and no added sugar. NitroSpec Protein Infusion Technology (Microfiltered Whey Protein Isolate Whey Fractions From Hydrolyzed Whey Protein) Xanthan Gum Natural & Artificial Flavor Cocoa Bean Powder Salt Sucralose Acesulfame Potassium Protease Complex. Flavor - Chocolate Peanut Butter.