Melasma is a very common pigmentation disease in dermatology, which is good to occur in cheeks, cheek, back of nose, forehead, chin and other parts of the body, good to occur in young and middle-aged women, especially in the postpartum population, the incidence is higher. There are many ways to treat melasma: 1. Oral and topical medications are the most commonly used treatments, such as oral vitamin C, vitamin E, tranexamic acid tablets, the treatment effect is good, and when necessary, you can use compound arbutin cream and hydroquinone cream topically. 2. For those who have been around for a long time and want to get rid of it quickly, you can consider using photoelectricity projects. But these projects are a double-edged sword, some effects are quite good, some may be aggravated. Commonly used lasers include Q laser with large spot and low energy, photorejuvenation and the popular picosecond nowadays, all of which have certain effects.3. There are also fruit acid peels and injections of so-called whitening needles, such as tranexamic acid and reduced glutathione, all of which are effective treatment means. In combination with clinical melasma removal, often these means are used in combination to receive better results.