Doc's Choice Grain Free Chicken and Potato Dog Food 30 LB This grain-free formula provides digestible energy and excellent nutrition for your dog. Unique pelleted form is small, easy to chew and digest for all adult dog breeds and sizes. Vegetables and fruits deliver antioxidants to help support a healthy lifestyle. Concentrated nutrition means you feed less so your bag goes a lot further! Saves you money! Minimal processing helps preserve the nutrients for your dog.