Can Cats Eat Onion?
Onion is not safe for cats. Damages cats' red blood cells causing anemia; toxic in any form and cats are very sensitive.
What to do if your cat ate onion
If your cat has eaten onion, don't wait for symptoms — contact your vet or a pet poison line straight away: ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661. Note how much was eaten and when.
The right everyday diet for cats
Cats are obligate carnivores — a complete, balanced cat food should be the core of the diet, with any extras kept small and occasional. Foods like onion are extras, not a substitute for a proper diet.
Frequently asked questions
Can Cats Eat Onion?
No. Damages cats' red blood cells causing anemia; toxic in any form and cats are very sensitive.
Is onion toxic to cats?
Onion is not safe for cats. Damages cats' red blood cells causing anemia; toxic in any form and cats are very sensitive.
What should I do if my cat ate onion?
Contact your vet or a pet poison line right away — ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661. Don't wait for symptoms to appear.