I agree with KBlaix...I wouldn't feed Purina or Pedigree. I'd stay away from Diamond too.

Purina Healthy Start ingredients:

Ground yellow corn, corn gluten meal, whole wheat flour, chicken by-product meal, beef tallow preserved with mixed-tocopherols (source of Vitamin E), soybean meal, brewers rice, beef and bone meal, beef, sugar, pearled barley, sorbitol, animal digest, salt, tricalcium phosphate, dicalcium phosphate, phosphoric acid, sorbic acid (a preservative), potassium chloride, L-Lysine monohydrochloride, dried carrots, dried peas, calcium propionate, zinc proteinate, choline chloride, DL-Methionine, added color (Yellow 5, Red 40, Blue 2), vitamin supplements (E, A, B 12, D 3), manganese proteinate, ferrous sulfate, niacin, copper proteinate, calcium pantothenate, riboflavin supplement, calcium carbonate, brewers dried yeast, biotin, thiamine mononitrate, garlic oil, pyridoxine hydrochloride, folic acid, menadione sodium bisulfite complex (source of Vitamin K activity), calcium iodate, sodium selenite.
D-4037

Pedigree puppy chow:
GROUND YELLOW CORN, CHICKEN BY-PRODUCT MEAL, RICE, CORN GLUTEN MEAL, ANIMAL FAT (PRESERVED WITH MIXED TOCOPHEROLS, SOURCE OF VITAMIN E), NATURAL POULTRY FLAVOR, WHEAT, POTASSIUM CHLORIDE, DICALCIUM PHOSPHATE, SALT, BREWERS DRIED YEAST, WHEAT FLOUR, CARAMEL COLOR, WHEAT GLUTEN, VEGETABLE OIL, CALCIUM CARBONATE, TAURINE*, VITAMINS (DL-ALPHA TOCOPHEROL ACETATE [SOURCE OF VITAMIN E], CHOLINE CHLORIDE,L-ASCORBYL-2-POLYPHOSPHATE [SOURCE OF VITAMIN C*], VITAMIN A ACETATE, THIAMINE MONONITRATE [VITAMIN B1], D-CALCIUM PANTOTHENATE, VITAMIN D3 SUPPLEMENT, RIBOFLAVIN SUPPLEMENT [VITAMIN B2], BIOTIN, VITAMIN B12 SUPPLEMENT), MARIGOLD MEAL (SOURCE OF LUTEIN*), TRACE MINERALS (ZINC SULFATE, COPPER SULFATE, POTASSIUM IODIDE).



Diamond puppy food:
Chicken by-product meal, whole grain ground corn, rice flour, chicken fat (preserved with mixed tocopherols), wheat flour, beet pulp, fish meal, flaxseed, natural chicken flavor, egg product, brewers dried yeast, potassium chloride, salt, choline chloride, vitamin E supplement, iron proteinate, zinc proteinate, copper proteinate, ferrous sulfate, zinc sulfate, copper sulfate, potassium iodide, thiamine mononitrate, manganese proteinate, manganese oxide, ascorbic acid, vitamin A supplement, biotin, calcium pantothenate, manganese sulfate, sodium selenite, pyridoxine hydrochloride (vitamin B6), vitamin B12 supplement, menadione dimethylpyrimidinol bisulfite (source of vitamin K activity), riboflavin, vitamin D supplement, folic acid
Ashley is right -- puppy food is filled with too many nutrients that cause a dog to grow too fast. I prfer an adult food that lets a puppy grow slowly and carefully. If you insist on a puppy food, use a large breed formula. She also posted some good foods. Some more good foods are
Go! Natural
Foundations
Solid Gold
Summit
Pro Pac Holistic
Eagle Pack Holistic
Healthwise