老化 ろうか防止 ぼうし ざいでしょう
rōkabōshizaideshō

Noun
Desu Copula
no-Adjective

Expresses probability in a polite manner ("probably…") of 老化防止剤

1. Anti-aging product, probably.; It's likely an anti-aging product.

Polite
Presumptive
Conjecture