食事 しょくじ療法 りょうほう がくじゃなかったです
shokujiryōhōgakujanakattadesu

Noun
Desu Copula

The polite, past negative form of 食事療法学

1. Wasn't dietary therapy; Wasn't a study of dietary therapy

Past/Perfective
Negative
Polite
Casual Register