Can Dogs Eat Ketchup? No — Contains Toxic Onion and Garlic
This food is NOT safe for dogs. Keep it away from your pet.
Ketchup is not safe for dogs. It contains onion and garlic powder which are toxic, plus high sugar and salt.
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Warning Signs & Symptoms
Onion/garlic toxicity: hemolytic anemia, vomiting, diarrhea. High salt: sodium poisoning.
If Your Dog Ate This
Monitor for digestive upset. Seek vet care if large amounts consumed.
What to Avoid
all types — all commercial ketchup
Preparation & Serving
Keep ketchup away from dogs. Check all condiment bottles before allowing access.
Safer Alternatives
- Plain mashed ripe tomato as a very occasional safe alternative
Did you know?
Commercial ketchup contains onion powder and garlic powder as standard ingredients — these are listed as "natural flavors" on some labels making them difficult to identify without reading carefully.
Portions & nutrition
- Toxic dose (per kg body weight)
- Onion and garlic powder plus high sugar and sodium — any significant amount harmful
- Calories (per 100g)
- 101
- Safe frequency
- Never
Source
What You Need to Know
Even small amounts of ketchup can be problematic due to the onion and garlic seasoning. Never allow dogs access to condiments or dipping sauces.
Not sure what to do next? Read our emergency guide What to Do If Your Dog Eats Something Toxic
Want to know what other dangers are hiding in your home?
Take the 60-second kitchen safety quiz to find out your dog's risk score.
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