Hills Prescription Diet d/d Potato & Duck 8lbs, Skin Support & Irritation Dog Food Highly digestible single intact animal protein source and single carbohydrate source to help avoid common food sensitivities High levels of omega-6 and omega-3 fatty acids that help nourish the skin and coat Combination of antioxidants helps maintain a healthy immune system and skin barrier function Four different novel protein sources to provide more choices in managing food sensitivity