Frequency and portion are two different questions, and only one of them can honestly be answered by anyone who has not met your dog. This note answers that one.
The schedule by age
Space them evenly across the waking hours rather than clustering them in the morning. Even spacing is what makes both energy and potty timing predictable, and predictable is the entire point.
- Under three months — four meals a day. Small, frequent meals keep blood sugar steady in a fast-growing puppy.
- Three to six months — three meals a day, as the stomach grows and the gaps can widen.
- Six months and up — two meals a day, the rhythm most dogs keep for the rest of their lives.
How much, though
Frequency is general; portion is not. How much depends on breed, expected adult size, activity level and the specific food's calorie density — which makes it a conversation with your veterinarian and the label on the bag, never a number an app hands you.
One check anyone can do: you should be able to feel the ribs without seeing them, and see a slight waist from above. If either is drifting, that is a vet visit, not a spreadsheet.
Scheduled meals beat a bowl left out
Free-feeding makes house-training harder for a structural reason: you cannot predict the potty times that follow a meal you did not time. It also hides the appetite change that is often the earliest sign something is wrong.
Measured meals at set times give you a routine, a potty schedule that falls out of it, and a daily health check that costs nothing.
Switching to adult food
Most dogs move from puppy to adult food around the first birthday — earlier for small breeds, later for large ones, which stay on puppy formula longer to support slower growth.
Transition across about a week, mixing in more of the new food each day, to avoid an upset stomach. Ask your vet for the timing that fits your breed rather than the timing that fits the calendar.
One caution
General guidance, not veterinary advice. Portions, timing and any dietary condition depend on your puppy's breed, size and health, and belong to the person who has examined the dog.