Diamond Formulas for Dogs—Now with Chelated Minerals! Chelated minerals are absorbed more quickly and more easily from your dog’s digestive tract than non-chelated minerals. This more efficient use of minerals means that your dog receives the full benefits of every essential mineral for ideal nutritional health. Click a bag to see more information on the product.   Puppy Formula Large Breed Puppy Formula Maintenance Formula for Dogs Premium Adult Formula for Dogs Professional Formula for Dogs Lamb Meal and Rice Formula for Dogs Low-Fat Formula for Dogs Beef Meal & Rice Formula for Dogs Senior 8+ Formula for Dogs Large-Breed 60+ for Adult Dogs 60 Pounds or More