Make mealtime nutritious and delicious for your puppy with Iams Proactive Health Smart Puppy Large Breed Dry Dog Food with Real Chicken. Packed with flavor and rich with 22 key nutrients like those found in mother’s milk, this recipe is made with real chicken and contains high quality protein to support muscle growth. Iams Proactive Health puppy food also contains Omega-3 DHA for smarter, more trainable puppies. Help keep your puppy healthy, happy, and playful for life with tailored nutrition from Iams puppy food.