Can dogs eat grapes?
UNSAFE Category: Fruit · Reviewed September 2026
Grapes and raisins are among the most dangerous human foods for dogs: even small amounts can cause sudden kidney failure, and the toxic mechanism is still not fully understood. Sensitivity varies wildly between individuals, so a dog that once ate grapes without symptoms can still be poisoned next time. There is no established safe amount.
Symptoms to watch for
- vomiting
- lethargy
- loss of appetite
- decreased urination
- tremors
If you suspect poisoning: call your vet or the ASPCA Animal Poison Control Center at (888) 426-4435 (available 24/7). Do not induce vomiting unless instructed by a professional.
Quick answers
Can dogs eat grapes?
No. Grapes and raisins are among the most dangerous human foods for dogs: even small amounts can cause sudden kidney failure, and the toxic mechanism is still not fully understood. Sensitivity varies wildly between individuals, so a dog that once ate grapes without symptoms can still be poisoned next time. There is no established safe amount.
What are the symptoms if my dog eats grapes?
Watch for vomiting, lethargy, loss of appetite, decreased urination, tremors. Symptoms may appear within hours; when in doubt, call your vet.
What should I do if my dog ate grapes?
Call your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 right away. Do not wait for symptoms — early treatment is dramatically cheaper and safer.
Related foods
Can dogs eat avocado? · Can dogs eat cherries? · Can dogs eat olives? · Can dogs eat lemons & limes? · Can dogs eat plums? · Can dogs eat peaches?
Source: ASPCA Animal Poison Control. This page is informational and is not veterinary advice.