AestheFill

**AestheFill** is a **sterile, injectable dermal filler** manufactured by **REGEN Biotech, Co., Ltd.** in South Korea. Its primary active ingredient is **Poly-L-Lactic Acid (PLLA)**, a biocompatible, biodegradable synthetic polymer widely used in medical devices for decades (e.g., dissolvable sutures, bone screws). Unlike hyaluronic acid (HA) fillers that primarily add immediate