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 Do your foods contain palm oil? What is the difference between an adult food and a Worker food? My dog has very bad flatulence Do you have measuring cups? When do you change a puppy from puppy food to adult food?