MUSCLEPHARM"S CASEIN CORE DELIVERS 25 GRAMS OF 100% MICELLAR CASEIN, MAKING IT THE ULTIMATE NIGHTTIME PROTEIN SOURCE. WITH A SUGGESTED DIGESTIVE ENZYME AND PROBIOTIC BLEND, YOU REST WHILE THE PROTEIN GOES TO WORK HELPING REPAIR AND REBUILD MUSCLE TISSUE.With Casein Protein, you get a sustained, slow release of protein and amino acids. You may not eat for hours, but your muscles are getting fed and getting fed well.We use the best protein available, combined with the suggested digestive enzyme and probiotic blend. We"re setting new standards in the arena of casein protein. Recover quicker. Train harder. Most importantly, get the results you"re after.