unflavored
/ˌʌnˈflævərd/Definitions
1. adjective
lacking flavor; not seasoned or flavored
“The unflavored water tasted bland.”
2. noun
something that has not been flavored
“The store sold unflavored yogurt in bulk.”
3. adverb
in a way that lacks flavor
“She ate her food unflavored, not adding any seasoning.”