Help your dog excel through performance nutrition when you serve him Purina Pro Plan SPORT Grain-Free Performance 30/20 Chicken & Egg Formula all life stages dry dog food. High-quality protein, including real chicken as the first ingredient, provides the essential building blocks for the protein needs within your dog's body. Antioxidant-rich nutrition in each serving nourishes his immune system and helps to defend against free radicals, while amino acids help to nourish his muscles, including during the crucial time immediately following exercise. Every high-quality ingredient in this grain-free dry dog food recipe is carefully chosen for a specific nutritional or functional purpose, and it's formulated without artificial colors, flavors or preservatives. Give your dog a delicious meal that offers fine-tuned nutrition to support strength and endurance with this super-premium dry dog food.