乳酸 にゅうさん飲料 いんりょうではありませんでした
nyūsan'inryōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 乳酸飲料

1. Was not a lactic acid drink.; Was not milk-based.

Past/Perfective
Negative
Polite
Formal Register