Fruit
Can cats eat bananas?
A little is fine. Bananas are not toxic to cats, but most are not interested and the sugar is of no use to them.
If your cat ate some
- A small amount usually causes nothing worse than a mild stomach upset.
- Offer water, skip the next treat and call your vet if vomiting or diarrhoea lasts more than a day or your pet seems unwell.
How much, how often
A fingernail-sized piece.
Treats of any kind should stay under 10% of the day’s calories. Work out your pet’s calories
Serving it safely
- Peel first — the skin is hard to digest
- Slice or mash
- Freeze in a stuffed toy for a longer-lasting treat
Dogs and cats, side by side
Dogs In moderation
Yes, in moderation. Bananas are safe and rich in potassium, but they are high in sugar, so keep them as an occasional treat.
How much: Two or three thin slices for a small dog; half a banana for a large dog, a few times a week.
Can dogs eat bananas?Cats In moderation
A little is fine. Bananas are not toxic to cats, but most are not interested and the sugar is of no use to them.
How much: A fingernail-sized piece.
The details
Too much banana can cause constipation. Dogs with diabetes or those watching their weight should have very little.
Safer treats your cat can have instead
Questions owners ask
Can cats eat bananas?
A little is fine. Bananas are not toxic to cats, but most are not interested and the sugar is of no use to them.
How much bananas can a cat have?
A fingernail-sized piece.
What should I do if my cat ate bananas?
A small amount usually causes nothing worse than a mild stomach upset. Offer water, skip the next treat and call your vet if vomiting or diarrhoea lasts more than a day or your pet seems unwell.
Is bananas safe for dogs too?
Yes, in moderation. Bananas are safe and rich in potassium, but they are high in sugar, so keep them as an occasional treat.
Sources
Tailwise is for general information and is reviewed by veterinary professionals, but it is not a substitute for advice from your own vet, who knows your pet. How we check facts
More foods for cats
Avocado
- Dogs
- In moderation
- Cats
- In moderation
Strawberries
- Dogs
- Safe
- Cats
- In moderation
Watermelon
- Dogs
- Safe
- Cats
- In moderation
Cherries
- Dogs
- In moderation
- Cats
- In moderation

