You can drink red beans and barley porridge during menstruation for the following reasons: 1. Women will have a certain amount of blood loss during menstruation, resulting in the loss of nutrients, such as proteins, vitamins, sugars, amino acids. Nutrients play an important role in the health of the body, and if blood loss during menstruation causes serious loss of nutrients, it will have a negative impact on the health of women. Women increase the intake of nutrients during menstruation, red bean and barley porridge is richer in vitamins, sugar, protein, women drink red bean and barley porridge properly during menstruation, can play a role in supplementing nutrients; 2, emotional fluctuations during menstruation produce indigestion, such as nausea, vomiting, anorexia, red bean and barley porridge has the effect of promoting digestion, nourishing the stomach, promote gastrointestinal motility, women during menstruation Drinking red beans and barley porridge is also good for the gastrointestinal tract and digestion and absorption.