Drinking beer is not recommended during menstruation. Beer is made from barley malt, hops, and water as the main raw materials and brewed by yeast fermentation, with an alcohol concentration of about 3% to 5%, and as a beverage, it is popular among young people. However, beer contains a certain amount of alcohol, so women are not recommended to drink it during menstruation, and excessive drinking and alcoholism are not recommended in general. Women’s body resistance decreases and gastrointestinal function decreases during menstruation, so it is not recommended to drink beer during menstruation. In addition, heavy drinking during menstruation may lead to capillary dilatation, which may cause heavy menstruation and prolonged menstrual period. And drinking alcohol during menstruation may cause stomach discomfort, bloating and indigestion, so try to avoid drinking beer during menstruation.