How to get a picky cat to accept new food
Cats are suspicious of new food. It is not stubbornness; it is instinct. A cat that refuses the new bag or can you just bought is doing something her ancestors were built to do, which is be cautious about unfamiliar things she is about to eat. The good news is that a slow, patient transition gets most cats there.
Quick fixes:
- Go slow. Plan to switch over 7 to 14 days, and longer for a stubborn cat.1
- Start with mostly the current food and just a little of the new, then raise the new-food share every few days.
- Do not leave the old food out alongside as a free option. The cat will simply hold out for it.
- Serve wet food warmed to about body temperature, in small fresh portions.
- Never starve a cat into a new food. If she refuses everything for 24 to 48 hours, that is a vet visit, not a standoff.
Why cats reject new food
Cats form their food preferences early and hold onto them. Kittens learn what counts as food from their mother and from their first months of meals, and many cats stay neophobic, distrustful of the unfamiliar, for life. A new texture, a new shape of kibble, a new smell: any one of these can be enough for a cat to decide the new thing is not food. None of this is the cat being difficult. It is a built-in caution, and you work with it rather than against it.
The slow-transition method
The reliable way to change a cat’s food is gradually. Start with a bowl that is mostly her current food and a small amount of the new one mixed in, roughly a 90/10 split. Every few days, shift the ratio a little further toward the new food, moving through 75/25, 50/50, 25/75 and finally all new food. If your cat stalls at a particular ratio, hold there for a few extra days rather than pushing. A slow transition also protects against the stomach upset that sudden food changes cause.1
Small things that tip the balance
A few details make the new food easier to accept. Warm wet food to about body temperature so it gives off more aroma; serve small, fresh portions rather than a bowl that sits out and goes stale; keep the feeding spot calm and consistent. Change one thing at a time, since switching format and brand together, from pate to chunks as well, is one change too many (our wet-versus-dry comparison helps if you are also rethinking format). And do not leave the old food out as a separate option. The one thing never to do is withhold food to force the issue: a cat who refuses food for 24 to 48 hours is at risk of a serious liver condition, which our guide to a cat who suddenly will not eat explains. For the bigger picture on fussy eating, see our picky-eater guide.
When to call the vet
- Your cat refuses all food, new and old, for 24 to 48 hours
- A food change is followed by vomiting or diarrhea lasting more than a day
- Weight loss alongside ongoing food refusal
- Your cat seems unwell, not just unconvinced
For a feeding plan matched to your cat’s eating pattern, take our free picky-eater quiz.
