Royal Canin Veterinary Diet Dry Hepatic Dog Food is a complete diet for adult dogs that supports liver function in dogs experiencing chronic liver insufficiency. It is also a dry dog food that can be used for other illnesses such as chronic hepatitis, hepatic encephalopathy, and piroplasmosis. This veterinary food consists of plant proteins, reduced copper content, and an increased zinc content that helps limit copper retention in liver cells. Royal Canin Veterinary Diet Dry Hepatic Dog Food also contains a special antioxidant combination that offers your dog protection against attacks by aggressive metabolic entities.