Can Hamsters Eat Bananas? Hamster Wet Tail. Can Hamsters Eat Bananas? Residence » Hamsters » Can Hamsters Eat Bananas? The answer is hamster hibernation sure, hamsters can eat bananas. Bananas are a great source of dietary potassium and vitamin C, which are necessary for hamsters. Hamsters are a popular pet and many people want to know if they will eat bananas. However, too much banana could cause weight acquire in hamsters, so it is very important solely give them a small amount as a snack. In this text, we'll look at the nutritional value of bananas, whether or not an excessive amount of banana is dangerous for a hamster and if they can eat banana peels. A small quantity of banana just a few times per week is an efficient deal with for a hamster.