Red beans, also known as sea beans, are considered sweet, sour, flat and non-toxic by Chinese medicine. They belong to lung, heart and spleen meridians respectively, and have the effects of dispelling wind and clearing heat, eliminating dampness and relieving itching, moistening skin and caring skin. Its oral administration has the effect of eliminating dampness and strengthening spleen, and is suitable for people with spleen and stomach weakness. It is often used in diet therapy for hypertension, atherosclerosis, edema caused by various reasons, relieving summer heat, clearing away heat and toxic materials, and strengthening stomach. For external use, it can be ground into powder and applied to the skin to treat facial black spots, acne, nasal congestion, head wind, tinea versicolor, etc.

Moreover, nutrition believes that red beans contain more saponins, which can stimulate the intestines, so they have a good diuretic effect, can relieve alcoholism and detoxify, and are good for heart disease, kidney disease and edema. In addition, red bean skin is rich in dietary fiber. If you don't peel red beans, you can get more dietary fiber, and then play a role in relaxing bowels, lowering blood pressure, lowering blood fat, regulating blood sugar, detoxifying and resisting cancer, preventing stones, and bodybuilding and losing weight. Red beans are also foods rich in folic acid. Pregnant women and lactating mothers eat red beans to promote lactation.