The main ingredient of the old duck soup is duck meat, duck, also known as rushing, Shu mallard, water duck, warm, sweet, slightly salty flavor, belonging to the lung, spleen, kidney meridian. Efficacy: tonifying qi and yin, promoting diuresis and eliminating swelling. Applicable people: Duck can be used for yin deficiency with deficiency heat, coughing and hemoptysis; with winter melon, Coix Seed or with red beans, grass fruit soup can be used for low spleen and stomach function due to edema, urinary incontinence of the crowd. Nutritional value: the protein content of duck meat is slightly lower than chicken, while the fat content is higher than chicken, also contains calcium, phosphorus, iron and other minerals and vitamin B1, vitamin B2 and other nutrients. Serving method: Suitable for eating in stew, roasted or stir-fried. Cautions: Duck meat is not suitable for people with unformed stools and diarrhea. In the case of daily consumption, the food efficacy is limited and cannot play a role in treating diseases. If you have any uncomfortable symptoms, please consult a doctor in time to avoid delaying your condition.