The color of normal people’s anus is brown, the color of the skin at the anus of each person is not exactly the same, there are some individual differences, because of the influence of a variety of factors, such as by the influence of hormone secretion, in addition to the location of the anus, if there is inflammation may also appear to be reddish, and even pain, so as long as there is no discomfort in the anus, there is no need for the color of the color to be more than So as long as there is no discomfort in the anus, there is no need to pay too much attention to the color. In addition to some diseases, such as anal itching, scratching for a long time is easy to cause skin pigmentation loss, white spots, this is a pathological state, the need for timely conservative treatment through medication, mainly to solve the anal itching of the drug is mainly used in traditional Chinese medicine for sitz baths, but also can be coated with some ointment symptomatic treatment.