Traditional Chinese medicine believes that the liver should be in spring, and the liver qi can hurt the spleen. Therefore, in spring, we should pay attention to eating more sweet and less sour to nourish the spleen. People with strong liver fire and weak spleen and stomach should "save acid and increase sweetness", eat less sour food, eat more sweet food, and calm liver fire, such as cabbage, japonica rice, jujube, yam, pumpkin, etc.