Suspect poisoning? US: ASPCA Poison Control (888) 426-4435 · UK: 01202 509 000 · Severe symptoms → nearest emergency vet now.

Can Dogs Eat Rhubarb?

The short answer for Dogs: Leaves contain high levels of oxalates that can cause kidney failure; the stems are also risky in quantity. Keep rhubarb away from pets.

Last reviewed: 2026-09-05 · Reference ranges: ASPCA, Pet Poison Helpline & Merck Veterinary Manual

Toxic or dangerous

NO — do not feed — Rhubarb for Dogs

What to do if your pet ate it

Contact your vet or a poison line right away and keep any packaging or leftovers. Do not induce vomiting unless your vet tells you to.

Signs to watch for

  • Vomiting and diarrhoea
  • Lethargy and weakness
  • Loss of appetite
  • Severe: tremors, breathing trouble, collapse

If your pet shows vomiting, lethargy or any unusual behaviour, go to the nearest emergency vet immediately.

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How about Cats eating Rhubarb? Toxic or dangerous — NO — do not feed

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