L-Glutamine, L-Arginine, Citric Acid, Hydrolyzed Beef Collagen, Sugar, Calcium Beta-Hydroxy-Beta-Methylbutyrate, Natural & Artificial Flavor, Ascorbic Acid, dl-Alpha-Tocopheryl Acetate, Aspartame, Zinc Sulfate, Acesulfame Potassium, Yellow 6, and Vitamin B12