Postpartum pubic hair is almost lost can be seen in the following reasons: First, due to women in the postpartum mood fluctuations, mood is too depressed or nervous hormone level disorder. Second, it is also possible that women have malnutrition, the intake of vitamin food or trace elements less, and malnutrition situation. Third, it may be that women’s vulva excessive friction, do not pay attention to hygiene, resulting in local bacterial infection hair follicles, folliculitis will also lead to the loss of pubic hair after the occurrence of the situation. Women should pay attention to proper rest after childbirth, also pay attention to proper nutrition, eat more fresh vegetables and fruits, maintain a regular life, relaxed mood, increase nutrition. Also pay attention to keep the vulva clean and hygienic, wear loose, soft underwear, reduce local friction, so that the endocrine balance after the pubic hair is not easy to fall off.