Mass Building Formula. Loaded with Probiotic Organisms to promote more efficient Protein Digestive Activity. Contains LTP Micellar Casein combined with High Fraction Whey and Egg Proteins. Specifically Engineered for Maximum Anabolic & Anti-Catabolic Activity. Rich in Bioactive Protein Fractions and Peptide Sequences. Contains a Unique Blend of Mass Increasing Complex Carbohydrates. Low in Simple Sugars. Congratulations! You have purchased the best protein supplement available. ProPeptide M.B.F.