PURINA ONE® SMARTBLEND® LARGE BREED PUPPY FOOD 31.1LB by NESTLE PURINA options 31.1 LB - $39.99 31.1 LB Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Please call the store at (434) 392-4192 to place your order. Purina One Smartblend Large Breed Puppy Food offers targeted nutrition to help promote vision and brain development. This food contains DHA, a nutrient also found in mother's milk, for your puppy's healthy vision and brain development.