Heavy oiliness of hair may be caused by heavy dampness in the body, or it may be caused by improper diet, overwork and other factors. In some patients, heavy dampness in the body may result in oily hair and excessive oil in other parts of the body. Heavy dampness may be related to spleen deficiency, which leads to stagnation of water-dampness due to insufficient transportation and digestion of the spleen, which in turn manifests as oily hair. Some patients may also have oily hair if they do not eat properly, such as liking spicy, stimulating, greasy food, or overwork, mental stress, or living in a humid environment for a long time, which may cause dampness to accumulate in the body, manifesting itself as the symptom of oily hair. If the hair is oily, it is recommended to go to the hospital in time to identify the cause of the disease, standardized treatment under the guidance of the physician, do not blindly deal with their own, so as not to cause adverse reactions.