CORE Small Breed has optimum protein and calorie levels to help support small breeds who have higher energy needs. CORE recipes are crafted based on the nutritional philosophy that dogs, based on their primal ancestry, thrive on a natural diet mainly comprised of meat. Our Grain-Free, Protein-Rich dry dog food is packed with premium protein along with nutrient-rich superfoods and nutritional supplements to ensure your dog has everything they need to thrive from the CORE.