✓ Medically reviewed by Dr. Jiyoun Kang · Last updated: October 07, 2026 · Reading time: 7 min Re2O is a skin booster that works on the structure of the skin rather than its surface moisture, and it has quickly become one of the most asked-about injectables among visitors to Korea. At Lalian Cheongdam Clinic in Cheongdam, Gangnam-gu, Seoul, a short walk from Apgujeong Rodeo Station on Dosan-daero, Re2O is assessed and administered personally by Dr. Jiyoun Kang. This guide