There is no such thing as what material is good for facial filler, facial filler can use hyaluronic acid, collagen, autologous fat and other materials, which can play a role in facial contouring, wrinkle removal and other effects. 1. Hyaluronic acid: Hyaluronic acid facial filler is to inject hyaluronic acid into depressions or parts that need to be adjusted in shape, supplementing the capacity to achieve wrinkle and adjust the role of facial contour. It has the advantages of good tissue compatibility, high safety, reversible effect and natural shape. 2. Collagen: Collagen facial filler is injected through the face to improve the symptoms of facial depression and aging. Its advantages include short operation time, less trauma, less pain and so on. 3. Autologous fat: Autologous fat facial filler is to extract and purify the fat from the place where there is more accumulation, and inject it into the part of the face that needs to be filled. It has the advantages of safety, not easy to produce rejection, small trauma, longer maintenance time, and quick recovery. There are many materials that can be used for facial filler, so it is recommended that candidates go to a regular hospital and choose the appropriate way of filling according to their own situation.