Able-bodied and additive-free are synonyms for wholesome. Insalubrious is the opposite of wholesome. We have given below a collection of synonyms for "wholesome".
To be "wholesome" means to follow the idea of a perfect and proper person. It is a value statement about a person based on what the speaker holds dear in his life. So, as you see, the general idea of being "wholesome" in the eyes of the beholder is that of an ideal person. Yet, originally, the word "wholesome" comes from Old English, meaning "healthy." For example, I find it wholesome to be alone most of the time. A wholesome light breakfast is served in your room, allowing you to enjoy the extraordinary view.