K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml Hair Styling Fixer Each sheet contains 27ml of

Each sheet contains 27ml of essence

How much: A small pea-sized amount

Those experiencing congested

How much: Use one full hydrogel mask per application

K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml Hair Styling Fixer Each sheet contains 27ml ofK SECRET SEOUL 1988 Boosting Serum: Collagen Complex 7 + Red Ginseng K SECRET is a newer Korean indie brand that builds products around specific ingredient pairings rather than trend chasing. The Seoul 1988 Boosting Serum combines seven types of collagen (different molecular weights for different skin layers) with Korean red ginseng extract, targeting firmness and brightness simultaneously. At $20 for 30ml, it's positioned at the accessible entry