Nulo style Protein Salmon & Red Lentils Dry Dog Food for Small Breeds, 4.5 lb. is specially crafted to meet the unique nutritional needs of small breed dogs with higher metabolisms. This high-protein formula features 84% of its protein sourced from salmon and essential amino acids, supporting lean muscle development and a healthy heart. Enhanced with GanedenBC probiotic, along with a nutritious blend of vegetables, fruits, and vitamins C and E, it promotes digestive health and strengthens the immune system. The balanced Omega-3 and Omega-6 fatty acids nourish your dog's skin, helping to maintain a shiny, healthy coat. The extra small kibble size is designed to provide an enjoyable taste and texture for small dogs while encouraging proper chewing. Suitable for puppies and adult dogs, this recipe supports all life stages with wholesome nutrition. Model Number: