difference between dog and puppy chow
The energy needs of puppies are twice that of adult dogs. BananaStock/BananaStock/Getty Images. You want your puppy to grow into a healthy adult dog, so feeding him the appropriate dog food for his age is important. There is a difference between puppy and adult food because puppies are growing rapidly.uppy food is more nutrient dense than adult food. If an adult dog is fed puppy food, he is most likely going to gain weight and may develop orthopedic problems. The development of most dogs to their adult size is between 10 months to two years.