Plant toxicology for dogs

Is Rhubarb Leaves toxic to dogs?

Rheum rhabarbarum · Polygonaceae

Verdict: Is Rhubarb Leaves toxic to dogs?

Yes — Rhubarb Leaves is toxic to dogs. Rhubarb Leaves (Rheum rhabarbarum) can make a dog ill. Risk depends on the amount, plant part, body size and the individual animal.

Risk for my pets

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What should I do now?

Contact a veterinarian immediately

Do not wait for symptoms and do not induce vomiting unless a veterinary professional tells you to. Take a plant sample or clear photo with you.

  1. 1Contact an emergency veterinarian or pet poison service immediately.
  2. 2Do not induce vomiting unless a veterinary professional instructs you to.
  3. 3Take a plant sample, label, or clear photo with you.
Open emergency help
Symptoms in dogs

Possible signs after Rhubarb Leaves exposure include:

  • Vomiting
  • Drooling
  • Tremors
  • Weakness
  • Kidney damage after a large ingestion

Typical onset: Within a few hours

Why Rhubarb Leaves can harm a dog

Soluble oxalates in the leaf blade, which bind blood calcium

Veterinary sources

Reviewed by Dr. Patti McCartney, Animal Naturopathic Doctor. This educational guide supports, but does not replace, diagnosis or treatment from a licensed veterinarian. Risk varies by dose, plant part, body size and health history.