Generally, it is best to drink Biochemistry Soup about 3-4 days after childbirth, and it is also recommended to drink it under the guidance of a doctor, and it should not be taken for more than 2 weeks. The main herbs in Biochemical Soup are Angelica sinensis, Rhizoma Ligustici Chuanxiong, peach kernel, dried ginger, moxibustion licorice and so on. Biochemical soup is rich in nutrients, has the effect of tonifying blood and regulating menstruation, activating blood circulation and relieving pain, moistening the intestines and relaxing the bowels, and can promote the contraction of uterine smooth muscle, so that the evil dew can be smoothly discharged, and can prevent and treat the pain of post-partum contraction, and promote the recovery of the maternal body. Mothers should not take biochemical soup for more than half a month after delivery, if excessive consumption, it will cause the newborn lining of the uterus to be unstable, causing heavy bleeding. In addition, consuming Bio-chemistry Soup after delivery has no effect on breast milk and breastfeeding can be done normally during the consumption of Bio-chemistry Soup. It should be noted that, biochemical soup and uterine contraction agent can not be consumed at the same time, so as to avoid maternal discomfort, it is recommended to take uterine contraction agent and then drink biochemical soup.