[header] How to buy dog food [title] Ask your veterinarian about reputable brands. [step] There are few regulations controlling the manufacturing process of dog food, which makes it very important to ask a veterinarian or board-certified veterinary nutritionist for suggestions of quality dog food brands. Your vet is a great source of information regarding your dog's diet. 
They can suggest brands from experience, and also tailor their suggestions to your dog's unique health needs and profile. [substeps] Once the vet gives you suggestions on a few good brands, you can do your own research to choose which kind is best for your dog.