Can hamsters eat onions?
Quick Answer
No
Onions are toxic to hamsters and can cause serious health problems.

What Is It?
Onions are a type of vegetable that belongs to the Allium family. They are known for their strong smell and flavor.
How to Tell
- If your hamster has eaten onions, they may show signs such as weakness, dullness, loss of appetite, and changes in the color of their urine.
Why It Can Be Risky
Feeding onions to hamsters poses several risks.
- Onions contain a compound called thiosulphate which is toxic to hamsters.
- Consumption of onions can lead to a condition called hemolytic anemia, where the red blood cells burst while circulating in their body.
- Onions can also cause gastrointestinal irritation in hamsters.
Safe Alternatives
- Safe vegetables for hamsters include carrots, broccoli, peas, and cucumbers.
- Fruits like apples and pears can also be given, but in moderation due to their high sugar content.