I mean, if you want to brush your teeth with bubble gum flavored tooth paste, then by all means go for it. They do make non-minty adult tooth paste though.

While in the marines, we got a new guy from Venezuela who had taught himself English by playing Final Fantasy 7 with an English/Spanish dictionary. His first time in the United States was to go to basic training in Parris Island, where everything is called something else (windows are called portholes and pens are called ink sticks, etc).