This veterinary-exclusive formula is complete and balanced highly palatable and highly digestible. The protein in the diet is provided by duck which is rarely associated with adverse food reactions in cats. This diet can be used as a dietary elimination trial or long-term for cats with adverse food reactions with dermatological and/or gastrointestinal signs. Optimal amounts of B vitamins and amino acids help maintain the skin's natural barrier effect and omega-3 fatty acids EPA and DHA help promote a healthy skin and coat.