Barley tea as a beverage, only for the body to provide energy and the required nutrients, there is no specific efficacy and therapeutic effect, so it does not distinguish between its cool or hot. Barley tea is rich in dietary fiber, which helps to promote intestinal peristalsis; flavonoids, which have antioxidant and anti-inflammatory properties; and tea polyphenols, which have antioxidant properties. Every 100 grams of barley tea (tea itself) contains 305 calories, of which 77.6 grams of carbohydrates, 13 grams of protein, 3.4 grams of fat. Therefore, barley tea can be consumed in moderation, which is beneficial to the human body and can replenish the nutrients and other components needed by the human body. Although barley tea is rich in nutrients, but should not be used to treat diseases. If discomfort occurs, you should seek medical attention. At the same time to maintain a healthy lifestyle, moderate exercise.