The main ingredients of Juvelook is Poly-D, L-Lactic Acid (PDLLA) and non-cross-linked hyaluronic acid (HA), which are bio-compatible and biodegradable. After Juvelook is injected into the bottom layer of the skin, it can stimulate cell proliferation and collagen and gradually restore the fullness and firmness of the face. Due to the different physique and living habits of each person, the progress and durability of the treatment effect may vary, normally the treatment effect can last up to 18 months. To achieve the best effect, the injection will be divided into several sessions, usually two to three sessions, with an interval of 30 to 60 days between each session. The actual number of sessions that need to be injected will vary according to each person’s response to Juvelook.