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Vegetables

Rhubarb: Safe for Dogs and Cats?

Toxic

Rhubarb safety for dogs

Dogs should not eat rhubarb. Soluble oxalates occur throughout the plant and are most concentrated in the leaves. Contact your veterinarian or ASPCA Animal Poison Control at (888) 426-4435 after an exposure.

Toxic principle: Soluble oxalates, with the highest concentration in the leaves

Watch for

  • Drooling
  • Vomiting
  • Diarrhea
  • Weakness
  • Changes in thirst or urination

Sources

Reviewed 2026-07-19

Full dog guide for rhubarb
Toxic

Rhubarb safety for cats

Cats should not eat rhubarb leaves or stalks. The plant contains soluble oxalates, concentrated most heavily in the leaves. Contact your veterinarian or ASPCA Animal Poison Control at (888) 426-4435 after an exposure.

Toxic principle: Soluble oxalates, with the highest concentration in the leaves

Watch for

  • Mouth or throat irritation
  • Drooling
  • Vomiting
  • Diarrhea
  • Weakness

Sources

Reviewed 2026-07-19

Full cat guide for rhubarb

This page is for informational purposes only and is not veterinary advice. Always consult your veterinarian about your pet's diet and health.

Read our methodology for how every verdict is sourced and reviewed.