Provide your large breed puppy with a great start in life with Purina ONE +Plus Natural Large Breed Puppy Formula dry dog food with added vitamins, minerals and nutrients. Real chicken is the number 1 ingredient in this high protein puppy food, and it contains rice for your puppy's delicate stomach. Purina ONE +Plus dog food for puppies contains no artificial flavors or preservatives and provides 100 percent nutrition and 0 percent fillers, so every ingredient has a purpose. Natural sources of glucosamine for dogs in Purina ONE large breed puppy food help support his growing joints, and high protein helps support his strong, growing muscles, including a healthy heart. This Purina ONE dry puppy food contains DHA, a nutrient found in mothers' milk, to support vision and brain development, and a blend of four antioxidant sources helps promote his immune system. Meaty morsels and protein-rich kibble with calcium deliver a taste and texture he's sure to love while supporting his strong teeth and healthy gums.