What is the difference between small dog food and another adult food except for the size of the kibbles? 10 December 2020 14:20 Small dogs can benefit from extra protein in their diet, which the small breed dog food gives them. Related articles What is the difference between an adult food and a Worker food? Do your foods contain palm oil? My dog has very bad flatulence Do you have measuring cups? When do you change a puppy from puppy food to adult food?