Purina Pro Plan Chicken and Rice for Puppies Give your puppy the nutrition he needs with Purina Pro Plan Brand Dog Food Puppy Small Breed Chicken and Rice Formula dry puppy food. This small breed puppy food is high in protein including chicken as the first ingredient to meet the needs of highly active small dogs. Bite-sized puppy kibble offers crunchy texture and helps to make chewing easier for small mouths. With no artificial colors or flavors every ingredient is selected for a specific nutritional or functional purpose. Antioxidants help support your puppy s developing immune system while calcium phosphorus and other minerals help build strong teeth and bones.