Drinking brown sugar water does not have the effect of promoting menstruation, but brown sugar has the effect of activating blood circulation and removing blood stasis. Drinking brown sugar water can warm the uterus, and it has a certain effect on the menstrual disorders caused by cold. Chinese medicine often use brown sugar to treat women’s dysmenorrhea, irregular menstruation, abdominal distension, abdominal pain, menstrual cramps, drinking brown sugar ginger water can promote the blood-boosting effect of brown sugar. Postpartum women drink brown sugar water is conducive to uterine contraction and discharge, so the maternal postpartum will drink brown sugar water. Brown sugar water can also moisturize and whiten the skin, make the skin smooth and beautiful, and promote the metabolism of sun-damaged skin. However, brown sugar has a high content of molasses, water and impurities, and it is easy to be attacked by lactobacilli when stored for a long time, so that its nutritional value is reduced.