No. Onions damage red blood cells and can cause anemia in dogs. Raw, cooked and powdered forms are all harmful. Watch for weakness, pale gums and dark urine over the next few days. Call your vet or an animal poison control hotline right away; fees may apply.

Avoid

Can dogs eat onions?

DogsCats

Avoid: toxic or dangerous

Quick answer

Onions damage red blood cells and can cause anemia in dogs. Raw, cooked and powdered forms are all harmful.

Act right away

What to do if your dog ate onions

Watch for weakness, pale gums and dark urine over the next few days. Call your vet or an animal poison control hotline right away; fees may apply.

Protocol3 steps

If your pet already ate it

01
Note what and how much
Work out roughly how much was eaten and when. Keep the packaging or any leftovers to show your vet.
02
Call your vet or poison control
Have your pet's weight, age, health history and medications ready. Fees may apply for poison control.
03
Do not induce vomiting at home
Only make your pet vomit if a vet or poison control tells you to. Home remedies can cause more harm.

Asking about cats?

Onions damage red blood cells in cats, and cats are even more sensitive than dogs.

Can cats eat onions?

Sources3 references

Food directory

More common foods for dogs

Browse all foods

Chocolate Avoid Grapes Avoid Raisins Avoid Garlic Avoid Macadamia nuts Avoid Coffee Avoid Alcohol Avoid Avocado Use caution

Estimate your pet’s full cost

See projected food, preventive care and insurance costs for your dog, by breed and metro area.

Open the cost calculator

Plan an emergency vet fund

Work out how much cash to keep on hand for poisonings, surgeries and ICU care.

Plan my emergency fund

Disclaimer: This is general information, not veterinary advice. Every dog is different; if yours has health conditions or ate something unusual, contact your vet. Spotted a mistake? Email petbudgetcalculator@gmail.com.