Is boiled banana okay to feed for a 1yr old?

Definitely! Like what the rest have mentioned, it is nutritious and a great food to introduce to your child. Another good thing about it is that you can even choose not to cook it. Simply mashing it up would make a good meal for your child. Here are some simple recipes you can consider: http://wholesomebabyfood.momtastic.com/bananababyfoodrecipes.htm