Eukanuba Large Breeds Puppy Food provides optimal nutrition for Large Breed puppies (adult body weight 25-40kg) and Giant Breed puppies (adult body weight >40kg). Because large and giant breed puppies grow so fast this diet contains tailored levels of energy, calcium and phosphorus to help promote optimal bone development of fast growing large and giant breed puppies. It contains high quality ingredients such as animal based protein (with chicken as the No 1 ingredient), fats, carbohydrates and fibres as well as important vitamins and minerals necessary for optimal growth.