Onions, Garlic & Allium
Can dogs eat onions?
If your dog ate this, contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately.
Onions in any form, raw, cooked, powdered, or dehydrated, can damage a dog's red blood cells and lead to anemia.
Toxic principle: N-propyl disulfide and related organosulfur compounds (oxidative red blood cell damage)
Watch for
- lethargy
- pale gums
- elevated heart rate
- weakness
- reddish or dark urine
- vomiting
- collapse
Frequently asked questions
Can dogs eat onions?
Onions in any form, raw, cooked, powdered, or dehydrated, can damage a dog's red blood cells and lead to anemia.
What should I do if my dog ate onions?
Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not wait for symptoms to appear before calling.
What symptoms should I watch for with onions and dogs?
lethargy, pale gums, elevated heart rate, weakness, reddish or dark urine, vomiting, collapse. If you notice any of these, contact your veterinarian.
This page is for informational purposes only and is not veterinary advice. Always consult your veterinarian about your pet's diet and health.
Read our methodology for how every dog food verdict is sourced and reviewed.