The main function of An Shen Nourishing Brain Liquid is to nourish the blood and calm the mind, fill the essence and nourish the marrow, which is good for improving sleep quality and regulating neurasthenia. High school students are under great pressure to study, and many of them suffer from poor sleep due to fatigue and staying up late, as well as poor concentration and memory loss in class. After half a month of medication, you can stop for a period of time. If the symptoms do not improve completely, you can use the medication for another half month later, and generally achieve good results. At the same time, when you take the brain solution should also pay attention to the combination of work and rest and diet regulation, can play a helpful role.