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Can cats eat grapes?

TrustedHousesitters blog author - Danielle Petch
Danielle Petch
November 04, 20222 min read
A cat peering over a bowl of green grapes

Updated 12/05/2023

Pop quiz time: can cats eat grapes? It’s pretty well known by now that for dogs, grapes are a definite no-no. But ever wondered if it's the same for our feline friends? I mean, are grapes safe for cats, or should they be avoided at all costs? Let's find out…

Are grapes poisonous to cats?

The short answer is yes, grapes are poisonous to cats and even a small amount can be harmful to your kitty.

Why are grapes bad for cats?

Feline scientists aren't quite sure why grapes are so dangerous to our feline friends, but what we do know is that they are bad, with a capital B. 

How bad? Well, can cats die from eating grapes? ‘Fraid so. Grapes (and their dried cousins, the raisin) are toxic to cats, and can lead to a whole host of nasty symptoms (more on that later). In worst-case scenarios, it can lead to kidney failure, and yes, death. Even a small amount can have fatal effects. 

Can cats eat grape stems? Again, it's a no. Firstly, grape stems post a serious choking hazard. They are also extremely difficult to digest, and can cause stomach upset, pain, vomiting and more. Not fun.

Symptoms of grape toxicity

Signs of grape toxicity in cats usually appear within 12-24 hours. Here are the most common symptoms to be aware of: 

  • Vomiting
  • Lethargy or hyperactivity
  • Diarrhea
  • Stomach pain
  • Decreased appetite
  • Decreased urination
  • Excessive thirst and urination

What to do if your cat eats grapes

Caught your kitty munching his way through your fruit bowl? If you suspect your cat has consumed some grapes, don’t wait around. The above symptoms can signal underlying kidney failure, so be sure to contact your vet as soon as possible for advice and next steps.  

Meet our veterinary expert, Emma

This article has been checked by veterinarian Emma Chandley, BVetMed MRCVS PGCertSAS. Emma graduated from the Royal Vet College in London in 2011. She has a keen interest in surgery and went on to do a postgraduate certificate in small animal surgery and was then awarded advanced practitioner status in the same discipline.

Other foods that are not safe for cats 

So, cats definitely should eat grapes - but the list doesn’t end there when it comes to what cats can and can’t eat. Here are some other popular ‘human’ foods that should definitely be avoided by our feline friends:

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