You can drink the red sugar water of Colla Corii Asini during menstruation, but in moderation. It is a good idea to drink the red sugar water of Colla Corii Asini during the menstrual period. Colla Corii Asini has the effect of nourishing the blood and stopping bleeding, which can promote blood circulation in the body and improve the symptoms of anemia during menstruation. However, for women with heavy menstruation, it is advisable not to drink Colla Corii Asini brown sugar water during menstruation, because Colla Corii Asini has both tonic and hemostatic effects, which may lead to increased or reduced menstruation and prolonged periods after consumption. Women with low menstrual flow and dysmenorrhea can drink it to relieve menstrual pain and promote the discharge of menstrual blood. During menstruation, you must pay attention to keep warm, avoid getting cold, strengthen nutrition, less exposure to cold water, and eat less cold, hard food.