Skin quality today is often influenced not only by the surface of the skin, but also by the condition of the deeper structural environment underneath. At LIJIN, an English-speaking skin clinic in Myeongdong, Seoul, more individuals have recently been asking about Re2O — an ECM-based skin booster treatment focused on skin density, elasticity, and long-term skin quality improvement. Hello, I’m Dr. Youjoo Hwang, Chief Director of LIJIN Clinic. During consultation, I often hear questions such as: “How is Re2O different from Rejuran?”, “Isn’t it just another skin booster?”, and “Can I see improvement after only one session?” As more skin booster treatments continue to appear in aesthetic dermatology, many people today are becoming increasingly interested not only in immediate glow, but also in treatments that support the skin foundation itself over time. What Is ECM in the Skin? Many people focus mainly on the surface of the skin, but overall skin quality is heavily influenced by deeper str...