People with poor stomach are able to drink red beans and barley water, if there is usually indigestion, poor gastric power, poor peristaltic function, weak ability to digest food, etc. can be appropriate to drink. The red beans have the effect of eliminating edema, clearing heat and detoxifying the body, and also strengthening the spleen and stomach. Barley is a dual-use food, rich in vitamins, can promote intestinal peristalsis, help digestion, can play the role of laxative. Red beans and barley also have the effect of nourishing qi and blood, which can improve the immunity of the body. Red beans and barley water can be drunk in moderation, but not in excess. Because barley is cold, may not be good for the stomach, over-eating may cause gastric acid secretion, too much stimulation of the gastric mucosa, but will give the stomach to increase the burden caused by stomach discomfort. Red beans, barley can also be boiled with millet and rice porridge to drink, but do not eat too hot or cold.