Nature'S Variety Instinct Raw Boost Grain-Free Lamb & Salmon Meal Formula Dry Dog Food, 4.1 Lb. Bag High-protein, grain-free kibble plus freeze dried raw pieces provides a nutrient rich diet and pure nutrition for digestive health Natural ingredients with added vitamins and minerals, No artificial colors, flavors or preservatives Grain-free and gluten-free nutrition, no corn, no wheat, no soy, no fillers Healthy Omega 3 and Omega 6 fatty acids for a soft and shiny coat, Probiotics to support healthy digestion and antioxidants for immune health Complete and balanced for all life stages (including puppy, adult and senior) and all breeds (perfect kibble size for small to large dogs)