Provide your large breed puppy with fine-tuned nutrition for a healthy growth rate, plus age-appropriate strength and endurance with Pro Plan Sport Large Breed Puppy Development 30/18 Chicken and Rice high protein dog food for puppies. This Purina large breed puppy food is formulated for athletic large breed puppies. It promotes concentration, problem solving and trainability for excellence in the field, the show ring, and at home. Nutrients like calcium, phosphorus and essential vitamins promote healthy bone growth. Plus, this kibble dog food features real chicken as the #1 ingredient and high-quality protein for lean muscle and heart health. It’s also formulated with antioxidants for dogs to support your puppy’s developing immune system. Be confident in the quality and safety of the dog food kibble in every Purina Pro Plan formula, including Purina Sport dog food, because they’re proudly manufactured in Purina-owned U.S. facilities. Try this Purina large puppy food today, risk-free.