Hyaluronic acid chin augmentation is suitable for mild chin retraction, that is, people who have some foundation, but not perfect and delicate, easy, safe and instant results. Hyaluronic acid chin pad is a gradual process, can be injected several times in small amounts, slowly change, gradually become more beautiful. Changes occur without people realizing it, silently changing their facial contour. Hyaluronic acid injections need to be performed by a professional, qualified doctor because our face is rich in blood vessels and nerves, and any touching of the nerves during the injection process may cause permanent damage and lead to facial paralysis. If hyaluronic acid is accidentally injected into blood vessels, it can easily block the blood vessels and cause embolism, leading to necrosis of nerve tissue and irreversible damage. In addition, the choice of hyaluronic acid products must also be careful, choose regular manufacturers, and through the State Food and Drug Administration approved the use of products. Hyaluronic acid purchased on the Internet is not clear, the quality of the product is not guaranteed, if injected into the body, it is difficult to ensure that the body can be metabolized and absorbed. Therefore, about hyaluronic acid we must pull up the alarm line, looking for regular hospitals and professional doctors for injection, so as to protect the safety and effect.