🧅
vegetables
Can dogs eat onions?
✕ Toxic for dogs
No, dogs should NOT eat onions
NO — destroys red blood cells
Why it's dangerous
Onions (and all alliums — garlic, leeks, chives, shallots) contain N-propyl disulfide, which damages dogs' red blood cells leading to hemolytic anemia. ALL forms are toxic: raw, cooked, dehydrated, powdered.
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Symptoms to watch for
Lethargy, weakness, pale gums, rapid breathing, vomiting, dark/red urine. Symptoms can take 1–4 days to appear.
Suspect poisoning? ASPCA Poison Control: 888-426-4435
Key tips
- •Onion powder in soups and gravies is hidden danger
- •As little as 0.5% of body weight can cause symptoms
- •Garlic is 5× more toxic than onion by weight
- •Many baby food brands contain onion powder — check labels
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More vegetables for dogs
🥕Safe🥦Caution🧄Toxic🍅Caution🥔Caution🍠Safe
Can dogs eat carrots?
Yes — excellent for dogs
Can dogs eat broccoli?
Small amounts only
Can dogs eat garlic?
NO — 5× more toxic than onion
Can dogs eat tomatoes?
Ripe red fruit only — no leaves/stems
Can dogs eat potatoes?
Cooked, plain only — never raw or green
Can dogs eat sweet potato?
Yes — excellent cooked
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.