Feed your large breed puppy the nutrition they need to grow big and strong with Purina ONE Plus Large Breed Dry Puppy Food. Featuring real chicken as the number one ingredient, this high protein dog food supports growing puppies? developing strong muscles, while its glucosamine content promotes hip and joint health. With DHA to encourage vision and brain development and a taste and texture puppies love, this with Purina ONE Plus Large Breed Dry Puppy Food will give your growing large breed puppy a nutritious mealtime to look forward to.