Melasma after 50 years old usually will not disappear by itself, and it can be improved by general treatment and medication. Melasma after 50 years old usually will not disappear by itself. Melasma after 50 years old is mainly due to the aging, the decay of body’s skin resistance as well as repair ability, coupled with ultraviolet rays exposure, changes in sex hormone level and other factors that lead to yellowish-brown coloration on the face, and if there is a history of long term use of oral contraceptives, it will also easily lead to the emergence of chloasma. Melasma after 50 years old can be improved by general treatment and medication. General treatment: General treatment is mainly through sun protection, repairing skin barrier and adjusting lifestyle. Medication: Commonly used medications for treating melasma include hydroquinone, arbutin, deoxyarbutin and so on. It is suggested that patients should keep a good mindset in their daily life, pay attention to skin cleansing in general, and do sports to improve the body’s immunity. Drugs need to be used under the guidance of a doctor, do not use on your own to avoid adverse reactions.