Seoul is transforming into a primary destination for K-Dermo and K-Pharmacy products, as beauty enthusiasts seek professional-grade skincare. Retailers like Olive Young and pharmacy chains like Onnuri now feature advanced derma sections offering potent PDRN serums and retinal creams. While these high-performance items attract international visitors, experts emphasize the importance of consulting dermatologists to ensure proper usage and protect the skin barrier during travel.