GNC Pro Performance® 100% Casein Protein - Chocolate Supreme Maintaining Adequate Protein Levels Throughout The Day Can Be A Challenge. Casein Is A Slow-Release Protein Naturally Rich In Glutamine And Branched Chain Amino Acids (Bcaa). 100% Casein Contains 25 Grams Of Protein, Providing Slow And Steady Amino Acids For Muscle Growth And Maintenance Over Several Hours. A Perfect Choice For Overnight And Long-Period Lean Muscle Recovery. 100% Casein S Your Wellness And Performance Goals. High-Quality, Gluten Free Protein Supports Muscle Recovery With Slow-Digesting Protein Tested And Certified Banned Substance Free | GNC Pro Performance 100% Casein - Chocolate Supreme (28 Servings) - 2 Lbs.