Yes, hamsters can eat romaine lettuce.
Romaine lettuce contains vitamin A, vitamin B1 (thiamine), vitamin C, calcium, iron, magnesium, phosphorus, potassium, and many other nutrients.
But there are also some bad things in lettuce like sugar. Sugar is considered to be harmful to hamsters if they eat too much of it.
Romaine lettuce contains small amounts of soluble sugar (fructose) and insoluble sugar(lactulose).
Romaine lettuce also contains protein in small amounts.
How is romaine lettuce good for hamsters?
Romaine lettuce is good for hamsters because it contains large amounts of vitamin B, which is very important for their digestion system.
Hamsters are known to be addicted to vegetables and romaine lettuce will only help to improve the situation.
You should also know that food with an unpleasant smell can influence their urge to eat. And romaine lettuce has a strong smell.
But besides all these things, you should never overfeed your hamster with vegetables because it could cause serious problems if they have too much sugar or protein in their diet.
And remember that lettuce is the only kind of vegetable that doesn’t contain large amounts of sugar.