Hyaluronic acid has a good effect on chin augmentation. Injection of hyaluronic acid can make the chin effect very natural. Compared with traditional surgery, it has the advantages of less injury, no obvious incision after injection, fast recovery time and so on, and obvious effects can be seen in a short time. Hyaluronic acid is injected into your chin to fill and shape. The effect can last for six months to two years, and the duration varies according to each person's physique and the brand of hyaluronic acid. Hyaluronic acid is a safe injection material with high compatibility with human body, which will be gradually decomposed, absorbed and metabolized by human body, and will be gradually absorbed completely in a year or so. If you want to maintain the previous effect, you can inject it again.