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Can Dogs Eat Kidney Beans?

Only with caution

Please read the risks below before offering any.

Illustration of kidney beans

Are kidney beans safe for dogs?

Kidney beans are a common bean, but raw and undercooked kidney beans contain a natural toxin called phytohaemagglutinin (a lectin). Raw or undercooked kidney beans contain a lectin that is toxic and can cause vomiting and diarrhea, so kidney beans should only ever be offered fully cooked.

How to reduce the risks if you offer kidney beans

What to avoid

How many kidney beans can my dog have?

If you decide to offer kidney beans despite the cautions above, give just one tiny taste and check with your vet first, especially if your dog has any health condition. When in doubt, skip it.

Signs your dog may be having a problem

Watch for vomiting, diarrhea, drooling, pawing at the mouth, loss of appetite, tiredness, a swollen or painful belly, or trouble breathing. Contact your vet right away if you see these signs, or if your dog has eaten any of the parts listed above.

Emergency? Call your vet or an animal poison hotline straight away: ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661 (US numbers, a consultation fee may apply).

Frequently asked questions

Can puppies eat kidney beans?

Because kidney beans need extra caution for adult dogs, it is best to avoid them for puppies.

What if my dog ate too many kidney beans?

The most common result is an upset stomach with vomiting or diarrhea. Offer water, skip further treats, and call your vet if symptoms are severe or last more than a day, or if your dog ate any of the parts listed under "What to avoid".

Should kidney beans be a regular part of my dog's diet?

No. We recommend not making kidney beans a regular part of your dog's diet.

More questions dog owners ask

Wondering about the other pet in your home? Can Cats Eat Kidney Beans?

Last updated September 2026. This page is general information and is not a substitute for advice from your veterinarian. Every dog is different, so check with your vet before adding new foods, especially if your dog has health problems, is pregnant, or is very young or old.