A girl’s moustache can be shaved off, but it can also grow repeatedly or even more densely than before. Girls may experience sudden growth of lip hair during puberty due to excessive hormone production, or it may be caused by congenital hairiness. Some girls will gradually lose their lip hair or become lighter in color as their hormone levels drop. If you feel that it affects your beauty, you can remove it by scraping lip hair, wax hair removal, hair removal cream hair removal and laser hair removal. 1, scraping lip hair: with the advantage of simple and quick, but pay attention to gentle movements to prevent scratching the skin, and lip hair will soon grow out again; 2, wax hair removal: melt the special hair removal wax, put it on the area that needs hair removal, and then tear it off with external force after drying, this method is easy to damage the hair follicles; 3. Hair removal cream hair removal: the use of chemical substances to damage the hair for hair removal, but some people may be allergic, and can not be used in the skin damage; 4, laser hair removal: through the optical principle of damage to the hair follicle, so that the hair no longer grow, need to be repeatedly used several times to achieve better results. In addition to lip hair, some girls may have polycystic ovary syndrome if they have hair growth on all parts of the body, facial acne and irregular menstruation, etc. It is recommended to check hormone six and ultrasound to confirm the diagnosis and apply progesterone, glucocorticoids and other treatments.