Purina EN Gastroenteric Dog Food 18 lb Purina Veterinary Diets EN Gastroenteric Canine Formulas provide complete and balanced nutrition for growth of puppies and maintenance of the adult dogs Purina Veterinary Diets EN has been specifically formulated with the protein levels that your dog needs, as well as prebiotics and low fiber to support intestinal health. Suited for dogs that have gastritis and enteritis, inflammatory bowel disease, pancreatitis, and other diseases of the intestinal tract. It has excellent palatability, low carbohydrates, and moderate fat levels so it provides your dog with optimized nutrition