Advanced anti aging serum from K-SECRET with 2% retinal liposome and black ginseng to smooth wrinkles and boost skin elasticity. K-SECRET Seoul 1988 Retinal Liposome Serum is designed to visibly improve fine lines and skin elasticity with a gentle yet effective retinal complex. Formulated with 2% retinal liposome and black ginseng extract, it helps support collagen production, smooth uneven texture, and revitalise tired skin while remaining suitable for gradual anti aging routines. Niacinamide, peptides, and fermented botanical extracts work together to brighten, strengthen the skin barrier, and enhance overall resilience. The lightweight serum absorbs quickly without stickiness, leaving skin firmer, smoother, and more balanced over time.