Patients with gout are not recommended to take Colla Corii Asini, which is a kind of nourishing product to replenish blood and will affect the function of spleen and stomach. The main pathogenesis of gout is phlegm-dampness, dampness-heat and phlegm-blood stasis obstruction, and the transportation function of the spleen and stomach is very important, not only the excess of phlegm-dampness will cause the poor transportation function of the spleen and stomach, but also the excess of phlegm-dampness can be caused by the problems of the transportation function of the spleen and stomach, and the two have mutual influence on each other. Colla Corii Asini can affect the transport function of the spleen and stomach, thus increasing phlegm-dampness, so it is not recommended for gout patients to eat Colla Corii Asini. Colla Corii Asini is a kind of blood tonic Chinese medicine, in the clinical use of Chinese medicine principle is the need to carry out Chinese medicine identification, do not blindly follow the trend of use.