Taurine has many functions in the human body. Taurine can promote the development of nerve cells and the growth of nerve cell synapses. If taurine is deficient, it may lead to mental retardation in infants and children, or even mental retardation. In addition, taurine can promote the development of retinal nerve cells, so it may lead to visual impairment when taurine is deficient. Taurine can promote the health of cardiovascular system, which can soften blood vessels, improve the elasticity of blood vessels, inhibit platelet agglutination and reduce the occurrence of cardiovascular diseases, such as angina pectoris and cerebral infarction, and it also has many benefits for middle and old people, and more and more people pay more attention to the application of taurine. In the early stage of fever and cold, taking taurine can enhance the ability to resist diseases.