Nulo style High-Protein Lamb & Chickpeas Adult Dry Dog Food, 4.5 lb. is specially formulated for adult dogs that need a high-protein diet to maintain their fitness and health. With 81% of its protein derived from lamb and amino acids, this premium blend supports lean muscle mass and promotes a healthy heart. It features GanedenBC30 probiotic to enhance digestive and immune health, while a balanced combination of Omega-3 and Omega-6 fatty acids nourishes your dog's skin and encourages a shiny, beautiful coat. The inclusion of Zinc and Iron from lamb further supports overall immune health. This recipe is lower in carbohydrates, using low glycemic ingredients to provide sustained energy for your dog. Model Number: