The barley stewed with water duck soup can play a good role in strengthening the spleen, benefiting the qi, nourishing the yin, and benefiting the dampness and transforming the dampness, because the barley itself has the role of strengthening the spleen, benefiting the qi, benefiting the dampness and transforming the dampness, while the water duck soup has the role of nourishing the yin liquid and nourishing the yin liquid of the human body, so the barley stewed with water duck soup can play the role of benefiting the dampness and transforming the dampness without hurting the yin, which can be used to treat the patients with yin deficiency accompanied by dampness obstruction. The above-mentioned patients are often thin, red tongue, accompanied by insomnia, forgetfulness, dizziness, heavy head, sticky stools, for such patients, the use of barley soup with water duck can play a good effect. However, it is worth noting that because the duck soup itself has a certain effect of nourishing Yin, it is not suitable for patients with extra heavy dampness.