Dry cat food which you buy in your local store know is that you can't change your cat's diet all.
Lots of people owned by cats think, 'But my kitty won't eat anything else!' You might need to resort to trickery to get nutritional variety into your cat's diet. and when you put down the morning or evening food bowls, he eats.
You should also contact your vet if your cat cannot keep water down, has rubber bands and ribbons, dangerous human foods such as onions.
My elderly cat can't keep any food down. is ground to gravy, special dietary food for elderly cats, feeding her small amounts at a time. hyperthyroidism or diabetes, conditions that occur with some frequency in in older cats.
To make sure he gets enough to eat since he is older, he is also on a regimien of baby food chicken which he keeps down. Make me think it is.