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Pantry & Oils

Can cats eat walnuts?

CautionCats

Walnuts are not classified as toxic to cats, but they are high in fat, a choking hazard, and prone to mold that can cause tremors or seizures, so they should be avoided.

Toxic principle: Tremorgenic mycotoxin (penitrem A) in moldy walnuts

Watch for

  • Vomiting
  • Diarrhea
  • Tremors
  • Seizures with moldy walnut ingestion

Frequently asked questions

Can cats eat walnuts?

Walnuts are not classified as toxic to cats, but they are high in fat, a choking hazard, and prone to mold that can cause tremors or seizures, so they should be avoided.

Is walnuts safe for every cat?

Not necessarily. Walnuts are not classified as toxic to cats, but they are high in fat, a choking hazard, and prone to mold that can cause tremors or seizures, so they should be avoided. Ask your veterinarian first if your cat has an existing health condition or you are unsure.

What symptoms should I watch for with walnuts and cats?

Vomiting, Diarrhea, Tremors, Seizures with moldy walnut ingestion. If you notice any of these, contact your veterinarian.

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 cat food verdict is sourced and reviewed.