According to Shennong's materia medica, red beans have the effects of detumescence and intelligence. Red beans are flat and sweet, and have the effects of strengthening the spleen and promoting diuresis, clearing away heat and promoting diuresis, reducing swelling and detoxifying. Because red beans benefit waterways, the ancients said, "Eating more makes people thin." Modern medical research also shows that red beans are low in calories and rich in active ingredients such as vitamin E, potassium, magnesium, phosphorus, zinc and selenium. They are typical high-potassium foods, which have the functions of lowering blood sugar, blood pressure and blood fat, and have a good curative effect on enteritis, dysentery, diarrhea and furuncle. Therefore, red bean syrup can be used as an effective method for beauty and cooling in summer. PS, it's delicious = =