| Verdict for cats | Don't feed |
| Severity | 4 / 5 — Serious — call your vet or poison control today. |
| Safe amount | None |
| Category | Fruit |
| Source | ASPCA Animal Poison Control — People Foods to Avoid Feeding Your Pets; VCA Animal Hospitals — pet health library · reviewed 2026-08-07 · confidence: high |
Kidney injury from grapes is documented in dogs; it is not established in cats and no safe amount is known for either species. Vets advise keeping grapes and raisins away from cats too. If your cat ate any, call — do not wait to see whether cats are affected.
Don't feed it. If your cat has already eaten some, call your vet or poison control with the amount and the timing and follow their advice.
Never induce vomiting and never give any medicine unless a vet tells you to — it can do more damage than the poison. What we will and won't tell you.
Can dogs eat grapes and raisins? — Toxic for dogs.
No — grapes and raisins should not be given to cats. If yours has already eaten some, call your vet. Kidney injury from grapes is documented in dogs; it is not established in cats and no safe amount is known for either species. Vets advise keeping grapes and raisins away from cats too. If your cat ate any, call — do not wait to see whether cats are affected.
Watch for: Vomiting, often within a few hours; Diarrhea and loss of appetite; Unusual tiredness or weakness; Drinking and urinating more than usual — or suddenly not urinating at all; Belly pain. Some signs lag by a day — call, don't wait.
More than a taste can cause real illness, and the risk rises with the amount and with a smaller pet. The safe amount is none — if your cat has had more, call your vet.