Drinking beer can affect menstruation. If you drink beer during your menstrual period, the amount of alcohol in the beer will increase the blood circulation and lead to an increase in menstrual flow and excessive menstruation. In addition, most of the beer in daily life is refrigerated, if women often drink refrigerated beer, it may lead to prolonged menstrual cycle, and may clinically cause dysmenorrhea, and may also lead to prolonged menstruation. Therefore, it is recommended that women should drink less beer in their daily lives, and it is best not to drink frozen beer, which can have a certain impact on menstruation, and especially when menstruating, if you drink beer again will lead to an increased burden on the liver, causing a certain impact on liver function. So it is recommended that women in daily life, whether it is beer, white wine, red wine to drink less, especially in the menstrual period simply can not drink.