*K-SECRET SEOUL 1988 Serum: Quick Summary* - *What it is*: 30ml K-beauty anti-aging serum in a pump bottle - *Key ingredients*: 2% Retinal Liposome + 58% Black Ginseng Extract, plus bakuchiol, Vitamin C, 3 peptides - *Main benefits*: Targets fine lines, improves firmness, brightens dull skin, supports barrier health - *How to use*: Nighttime only. Start 2-3x/week, “sandwich” between moisturizer layers to reduce irritation. SPF is a must next morning - *Good for*: All skin types, including sensitive, if introduced slowly - *Why it stands out*: Uses retinal — stronger than retinol — but liposome delivery makes it gentler Essentially: a high-strength but less-irritating retinal serum for wrinkle care and glow.