SC First Serum N 30mL Retail Price: ¥14,300 (tax included) Over 90% remaining. A foundation care*1 serum that awakens beauty with W-aging care. NMN derivative*2 is a noteworthy aging care*3 ingredient, focusing on sirtuin genes (longevity genes). By applying unique cell-penetrating peptide (CPP) technology to NMN, which usually has poor penetration, the penetration*4 is enhanced, and it can function as NMN itself after penetration. Furthermore, by adding exosomes*5, it conditions the skin's rhythm and supports the production of collagen and elastin. *1 Refers to the stratum corneum *2 Dihydronicotinamide Riboside Acetyl Tryptophan Butyl Tryptophan (skin conditioning ingredient) *3 Age-appropriate care *4 Up to the stratum corneum *5 6 Human Adipose-derived Stem Cell Exosomes (skin conditioning ingredient)