Can dogs eat walnuts?
Quick answer: No — walnuts is not safe for dogs and should never be given.
Quick verdict
Unsafe
Key risk
Can carry moulds that produce toxins, and are a choking and blockage hazard; high in fat.
Why
Walnuts are best avoided for dogs.
Can dogs eat walnuts, and why?
Walnuts are best avoided for dogs. Can carry moulds that produce toxins, and are a choking and blockage hazard; high in fat.
Dogs are omnivores, so most of their diet should be a complete, balanced dog food, with treats on top. They cope with a wide range of foods, but rich, fatty or sugary ones can cause stomach upset and, over time, weight gain or pancreatitis.
Warning — what to watch for
Can carry moulds that produce toxins, and are a choking and blockage hazard; high in fat.
If your dog has eaten walnuts, don’t wait for symptoms — contact your vet immediately, or call the Animal PoisonLine on 01202 509000 (24/7, UK). Signs of a problem can include vomiting, diarrhoea, drooling, lethargy, tremors or loss of appetite.
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Frequently asked questions
Can dogs eat walnuts?
Unsafe. Walnuts are best avoided for dogs.
What happens if my dog eats walnuts?
Can carry moulds that produce toxins, and are a choking and blockage hazard; high in fat. If your dog has eaten walnuts, contact your vet or the Animal PoisonLine (01202 509000) straight away — don’t wait for symptoms.
Is walnuts poisonous to dogs?
Unsafe. Walnuts are best avoided for dogs.
Free printable: safe & toxic foods for dogs
walnuts is just one food — get the full one-page checklist of what’s safe, fine in moderation, or dangerous for dogs. Vet-sourced, yours to print and keep.
Check walnuts for another pet
Sources
Our verdict on whether dogs can eat walnuts draws on established UK and US veterinary and welfare organisations. Individual pets, quantities and preparation vary — always confirm with your own vet.