Can Rabbits Eat Onion?
Onion is not safe for rabbits. Onion and garlic are toxic to rabbits and can damage red blood cells. Never feed.
What to do if your rabbit ate onion
If your rabbit 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 rabbits
For rabbits, unlimited grass hay (like timothy) should be roughly 80% of the diet, plus a daily variety of leafy greens. Everything else is an occasional extra. Foods like onion are extras, not a substitute for a proper diet.
Frequently asked questions
Can Rabbits Eat Onion?
No. Onion and garlic are toxic to rabbits and can damage red blood cells. Never feed.
Is onion toxic to rabbits?
Onion is not safe for rabbits. Onion and garlic are toxic to rabbits and can damage red blood cells. Never feed.
What should I do if my rabbit 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.