With the continuous development of the medical aesthetics industry, an increasing number of doctors have begun to pay attention to non-invasive aesthetic techniques. Among them, light-emitting diode (LED) technology has become one of the hot topics in research and application for its safety, simplicity, and efficiency. This article introduces the three major concerns in skin care for Chinese women, namely, skin sensitivity, skin pigmentation, and skin aging. Furthermore, it provides a detailed overview of the application and research progress of LED technology in medical aesthetics. The aim of this article is to provide beneficial references and suggestions to medical professionals and promote the healthy development of the medical aesthetics industry