Royal Canin Veterinary Diet Selected Protein PD (Potato & Duck) Dry Dog Food (formerly Hypoallergenic Selected Protein) just might become your best friend's best food. This veterinary-prescribed duck formula helps treat a variety of dermatological and intestinal problems like itchy skin, inflammatory bowel disease, and gastrointestinal upset. Duck is an easily-digested protein not found in most pet foods, reducing the risk of developed digestive problems and allergic reactions. Loaded with a precise blend of antioxidants to help maintain a healthy immune system as well as amino acids that promote a healthy coat and skin, Royal Canin Veterinary Diet Selected Protein Adult PD Dry Dog Food keeps your dog comfortable and healthy from the inside out! Royal Canin