HCU Cooler 15, Orange, 130mL Pouch. 97 calories per pouch.Ready-to-drink Methionine-free Medical Food. A blend of essential and non-essential amino acids, carbohydrate, docosahexaenoic acid (DHA), vitamins and minerals. For use in the dietary management of Homocystinuria (HCU) from 3 years of age.