There are a lot of different options out there, but here are some recommendations that vets have made: Royal Canin. Royal Canin is a French pet food company specializing in dog and cat food. ... Hill's Science Diet. ... Purina Pro Plan. ... Nutro Ultra. ... Iams ProActive Health. ... Blue Buffalo Wilderness. ... Diamond Naturals. ... Pedigree. More items... Aug 10, 2022