Dogtime.com recommends estimating the total amount of food based on its expected adult weight with the goal of gaining 1 to 2 grams per pound each day. Puppy foods vary based on composition and most brands provide a recommended amount based on weight. Because puppies grow so rapidly during the early stages of their life, they require two to four times as much food as an adult dog.
Puppies eat often and in small quantities, needing more protein, vitamins, minerals and fats to support their rapid growth. German shepherd puppies are fed food formulated for large-breed dogs, helping them grow while supporting the development of strong bones and joints. When a puppy reach six months, reduce the number of meals from four to two, reducing the amount based on the guidelines provided by the manufacturers. German shepherds are at risk for hip dysplasia. To prevent future orthopedic injuries, feed them controlled amounts of food on a diet designed to promote slow, sustained growth. Their ribs should be easily felt but not visible with a defined waist. German Shepherd World recommends supplementing dry food with liver or some kind of pet meat as well as squash, sweet potatoes, pumpkin or carrots.