A moderately high calorie, very high protein, 100% whey, enzymatically hydrolyzed, complete elemental medical food for GI-compromised patients. Featuring a balanced peptide profile, a comprehensive antioxidant system and lipid and fiber blends, PEPTAMEN AF is designed to meet the needs of the highly stressed individual where oxidative stress, inflammation and feeding intolerance are prevalent. Contains no added arginine and is a formula option for critically ill patients in which high arginine products may not be desirable.