Can pets eat walnuts? 🌰
Here’s whether walnuts is safe for each kind of pet, based on established veterinary guidance.
Can dogs eat walnuts?
UnsafeWalnuts are best avoided for dogs.
Risk: Can carry moulds that produce toxins, and are a choking and blockage hazard; high in fat.
Full guidance: can dogs eat walnuts? →Can cats eat walnuts?
CautionWalnuts are not recommended for cats.
Risk: High in fat, a choking hazard and may carry harmful moulds.
Full guidance: can cats eat walnuts? →Can rabbits eat walnuts?
UnsafeNever feed walnuts to rabbits.
Risk: Too high in fat for a herbivore and can cause digestive upset.
Full guidance: can rabbits eat walnuts? →Can guinea pigs eat walnuts?
UnsafeWalnuts are not suitable for guinea pigs.
Risk: Far too high in fat for a herbivore’s gut.
Full guidance: can guinea pigs eat walnuts? →Can hamsters eat walnuts?
CautionOnly a tiny piece of plain walnut occasionally, if at all.
Risk: Very high in fat, which can lead to obesity.
Full guidance: can hamsters eat walnuts? →Worried your pet has eaten too much?
Contact your vet straight away, or call the Animal PoisonLine on 01202 509000 (24/7, UK). This page is general guidance based on veterinary sources and isn’t a substitute for professional advice — amount, preparation and your pet’s health all matter.