CanEatDBIf pet ate it
All foods for cats
🧅
vegetables

Can cats eat onions?

✕ Toxic for cats
No, cats should NOT eat onions
NO — even more toxic than to dogs

Why it's dangerous

Cats are MORE sensitive to allium toxicity than dogs. Even tiny amounts can cause Heinz body anemia.

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Symptoms to watch for
Same as dogs but at lower doses; symptoms appear within 1–3 days.
Suspect poisoning? ASPCA Poison Control: 888-426-4435

Key tips

  • •No onion-flavored anything
  • •No baby food with onion powder
  • •Watch out for ANY allium
For dogs
🐕
Can dogs eat onions?
NO — destroys red blood cells
✕ Toxic
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More vegetables for cats

🥕
Can cats eat carrots?
Yes — cooked is best
Safe🥦
Can cats eat broccoli?
Small amount of cooked
Caution🧄
Can cats eat garlic?
NO — extremely toxic
Toxic🍅
Can cats eat tomatoes?
Ripe only, tiny amount
Caution🥔
Can cats eat potatoes?
Plain cooked, tiny
Caution🍠
Can cats eat sweet potato?
Cooked, small portion
Safe
Sources & review
Compiled by the CanEatDB editorial team. Last reviewed: January 2025. If you spot an error, contact us.

Disclaimer: This information is compiled from authoritative sources (ASPCA, AKC, Merck Veterinary Manual) for educational purposes. It is not a substitute for veterinary advice. Always consult your vet about your pet's specific dietary needs, especially for pets with existing health conditions.