Pantry & Oils
Can dogs eat walnuts?
Plain walnuts in small amounts are not acutely toxic, but they are high in fat and moldy walnuts contain a mycotoxin that causes tremors and seizures, so they should be avoided or fed with extreme caution.
Toxic principle: Tremorgenic mycotoxin (penitrem A) in moldy walnuts
Watch for
- Vomiting
- Muscle tremors
- Loss of coordination (ataxia)
- Elevated heart rate
- Seizures with moldy walnut ingestion
Frequently asked questions
Can dogs eat walnuts?
Plain walnuts in small amounts are not acutely toxic, but they are high in fat and moldy walnuts contain a mycotoxin that causes tremors and seizures, so they should be avoided or fed with extreme caution.
Is walnuts safe for every dog?
Not necessarily. Plain walnuts in small amounts are not acutely toxic, but they are high in fat and moldy walnuts contain a mycotoxin that causes tremors and seizures, so they should be avoided or fed with extreme caution. Ask your veterinarian first if your dog has an existing health condition or you are unsure.
What symptoms should I watch for with walnuts and dogs?
Vomiting, Muscle tremors, Loss of coordination (ataxia), Elevated heart rate, 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 dog food verdict is sourced and reviewed.