Complete Meals For Large Breed Puppies: Your large breed puppy’s first two years of development help lay the foundation for a healthy, active life. That’s why every bite of Purina Puppy Chow Large Breed Formula brand puppy food is made to support large breed puppies from the inside out. Plus, every bowl contains a taste that puppies love so that you can be sure he is getting all of the nutrients he needs at every meal. Chicken Flavor Supports healthy bone & joint development 27% protein for growing muscles Calcium for healthy bones and teeth 100% of essential nutrients (including DHA)