It is suggested that Yangshengtangwei C and Liuwei Dihuang Pill can be taken orally, and it is very effective to cooperate with external rubbing: hydroquinone cream or baiyu ointment. Don't eat greasy and spicy food, and avoid food with deep pigment. Pay attention to sun protection, get enough sleep every day and avoid staying up late. Drinking more lemon juice and tomato juice also has a good effect on lightening melanin.