Breast Milk contains many elements that support puppies' immune system and help them grow up with proper physical and congenital development. PEDIGREE Puppy is the right choice after mother's milk for puppies. It contains Zinc and Vitamin A to support healthy immune system, Calcium and Phosporus to support strong teeth and bones plus DHA and choline to nourish his nervous system. PEDIGREE Puppy helps him grow strong and enjoy all his puppy adventures.