Provides Up to 4 Hours Sustained Release Protein55% Fast Release Whey Protein Isolate45% Slow Release Micellar CaseinNatural FlavoringProtein Supplement25 g Protein5.2 g BCAAsKosher DairyGluten FreeNon-GMOBSE / TSE FreeSince 1996Spike Free – No Amino SpikingFull Label DisclosureNo Proprietary BlendsEvery Ingredient Disclosed With DosageEach serving of Muscle Matrix contains 25 grams of pure complete protein derived solely from 55% fast digesting Whey Protein Isolate and 45% slow digesting Micellar Casein. This precise combination of proteins promotes positive nitrogen balance and elevates muscle protein synthesis for up to 4 continuous hours providing the perfect anabolic state for maximizing muscle growth and repair.No Whey ConcentrateNo Ion Exchange WheyNo Hidden IngredientsNo PreservativesNo Banned SubstancesNo Dextrose / MaltodextrinNo Fillers Excipients or CreamersNo Starch Wheat Yeast or FishNo Artificial Color or Flavor