免疫 めんえき賦活 ふかつ ざいじゃないです
men'ekifukatsuzaijanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 免疫賦活剤

1. It's not an immunity booster.; It isn't an immunity enhancer.

Negative
Polite
Casual Register