Lecithin is mainly used in the adjuvant treatment of fatty liver and other diseases, but need to pay attention to the contraindications; the treatment of hair loss can use minoxidil and other drugs. At present, there is no authoritative literature pointed out that lecithin can treat hair loss, lecithin is mainly used in fatty liver disease, atherosclerosis and other diseases of adjuvant therapy, in addition to lecithin in the body can be converted to acetylcholine, the function of the nerve cells may have a certain role in the recovery. But need to pay attention to the lecithin allergy and other conditions prohibited. The treatment of hair loss depends on the specific condition. For hair loss caused by abnormal androgen levels, drugs such as minoxidil can be used; for hair loss caused by the use of anticancer drugs, most hair loss can be restored after stopping the use of drugs. If you need treatment for hair loss, it is recommended that you go to a hospital.