Jaw edge lift injections are usually useful. Jaw Margin Lift Injections are a relatively common program in plastic surgery departments are injections of botulinum toxin type a into the broad cervical muscle group to improve the lifting effect of a slight sagging or ill-defined jawline. Through the injection of jawline lifting injection can control the muscle movement play, so that the local skin will become tight, and the jawline will become clear as a result. However, there may be some risks associated with jawline lifting injections, such as the possibility of asymmetry between the two sides of the jaw and the possibility of localized stiffness. It is recommended to go to regular and qualified hospitals for jawline lifting injections, which have relatively better medical conditions and more guaranteed results and safety.