Women below the long white hair, mainly refers to the phenomenon of white hair in the pubic area, considering that it may be caused by physiological factors such as aging degeneration. In addition, it may also be part of the disease factors, it is recommended that the patient to the hospital, under the examination of a professional doctor to clarify the cause of the disease, so as not to delay the condition: First, physiological factors: because of the pubic hair belongs to a kind of human hair, with the growth of age, the melanocytes will be oxidized, recession, and even some of the decline, which in turn caused the melanocytes can not normally synthesize melanin, the pubic hair will appear white! This is a normal physiological phenomenon. Second, disease factors: 1, endocrine disorders: patients due to premenstrual irritability, long-term late night and other factors triggered by endocrine disorders, estrogen levels will be significantly higher, and estrogen levels and melanin synthesis, may inhibit melanocyte biosynthesis, thereby triggering the whitening of pubic hair; 2, nutritional deficiencies: long-term picky eaters, anorexia, binge eating and other irregular diets resulting in nutritional deficiencies, the patient’s body microelements are insufficient, resulting in the pubic hair white; 2, malnutrition: long-term picky eaters, anorexia, binge drinking irregular diet, resulting in malnutrition. Patients with insufficient micronutrients in the body, resulting in the head, pubic hair and other hair may become white; 3, vitiligo: is a common pigmented skin disease, melanocyte damage, toxic compounds accumulation, melanoma, skin trauma and other factors can be induced vitiligo, the patient often has a whole body skin pigmentation degradation, white spot generation and other clinical manifestations, which may be the pubic white hair situation.