Can dogs eat grapes?
Grapes can cause acute kidney failure in dogs. It is impossible to predict which dogs are affected or how many grapes it takes; no amount has been proven safe.
Good to know: Signs can take several hours to appear (AKC), so don’t wait.
Did your dog eat some?
Call your vet or an emergency vet clinic right away, even if your dog seems fine. Tell them what your dog ate, how much and when.
- ASPCA Animal Poison Control: (888) 426-4435 (a fee may apply)
- Pet Poison Helpline: (855) 764-7661 (a fee may apply)
- Don’t make your pet vomit unless a vet tells you to.
Better choices, for example
Questions
My dog ate grapes. What should I do?
Call your vet or an emergency vet clinic right away, even if your dog seems fine. You can also call ASPCA Animal Poison Control at (888) 426-4435 or the Pet Poison Helpline at (855) 764-7661 (a fee may apply). Don’t make your dog vomit unless a vet tells you to.
Can cats eat grapes?
No – toxic. Grapes cause kidney failure in dogs. For cats there are only isolated reports (Merck: anecdotal, one case), but Cornell lists grapes as toxic to cats – so don't give any.
Sources
- ASPCA Animal Poison Control – People Foods to Avoid Feeding Your Pets
- Merck Veterinary Manual (Pet Owner Version) – Food Hazards
- Merck Veterinary Manual – Grape, Raisin, and Tamarind Toxicosis in Dogs
- AKC – People Foods Dogs Can and Can't Eat
- Pet Poison Helpline – Grapes
Last checked: October 2026