Golden Cordyceps and sour rooibos old duck can be made together in soup. Because these foods are not mutually exclusive, consuming them together will not cause any adverse reactions, and the taste is refreshing and fresh, with high nutritional value. In particular, the fatty acids in duck meat have a low melting point and are easy to digest. Contained B vitamins and vitamin E than other meats. Duck meat more, can effectively resist foot disease, neuritis and a variety of inflammatory diseases, but also anti-aging. Duck meat is richer in niacin, which is one of the components that constitute two important coenzymes in the human body, patients with heart disease such as myocardial infarction has a protective effect.