Give your dog a head start on nutrition when you feed him Purina Pro Plan Brand Dog Food PERFORMANCE 30/20 Chicken and Rice Formula dry dog food. Designed for highly active dogs, this high-protein dog food appeals to owners of sporting dogs, cattle dogs, hunting dogs and competitive canine athletes. The formula concentrates nutrition to help optimize oxygen metabolism for increased endurance, and a blend of 30 percent protein and 20 percent fat assist in caring for your dog's metabolic needs and help him maintain lean, strong muscles. Amino acids nourish your dog's muscles, while chicken as the first ingredient helps provide your dog with the protein and nutrients he needs for his active lifestyle. The tasty, antioxidant-rich formula also nourishes his immune system. Rest easy knowing you're giving your dog 100 percent complete and balanced nutrition with this dog dry food, proudly manufactured in Purina-owned, U.S. facilities.