There are many reasons for buttock flaking, including physiological factors (such as dry skin, etc.) and pathological factors (such as ringworm, eczema, etc.). 1. Physiological factors: commonly found in dry skin, the patient sits for a long time, which can lead to localized pressure on the buttocks for a long time, resulting in localized skin impermeability, thus causing the phenomenon of buttock flaking. 2. Pathologic factors: (1) ringworm: ringworm is a fungal infection, which not only leads to flaking buttocks, but also can be accompanied by erythema, itching and other uncomfortable symptoms. (2) eczema: eczema is an inflammatory disease caused by internal and external factors, which will lead to flaking buttocks, and may also be accompanied by pimples, blisters, itching and other phenomena, and in severe cases, there will be ulceration, oozing, vesicles and other phenomena. There are many reasons for buttocks peeling, after the symptoms suggest timely go to the hospital to improve the examination, follow the doctor’s instructions to take standardized treatment, do not ignore the symptoms, take it lightly, so as not to lead to adverse consequences.