TOXIC 🥦 Vegetables

Can Dogs Eat Onion?

☠️ No — Onion is TOXIC to dogs.

One of the most common pet poisonings; onion powder especially concentrated

Portion & Preparation

Recommended Portion
None
How to Prepare

Risks & Warnings

  • Thiosulfates cause Heinz body anemia
  • All forms toxic: raw, cooked, powdered
  • Even small amounts dangerous

Warning Signs

Lethargy, pale gums, vomiting, weakness, reddish urine

If your dog shows these symptoms, contact your vet or call ASPCA Poison Control: 888-426-4435

Also Safe for Cats?

TOXIC Cats must never eat onion

Cats are more sensitive than dogs; tiny amounts can be fatal

Full cat safety guide for Onion →

Quick Summary

For Dogs
TOXIC
For Cats
TOXIC
Category
🥦 Vegetables

🚨 Pet Poison Emergency

ASPCA Animal Poison Control

888-426-4435

24/7 — consultation fee may apply

Other Vegetables for Dogs