The application of Si Shen Tang for children can have the following effects and functions: 1. It can have the effect of strengthening the spleen. If children have a very weak spleen and stomach, such as a thin body and anorexia, recurrent respiratory infections, etc., which are symptoms of spleen deficiency, the application of Si Shen Tang can have a good effect of strengthening the spleen, thus improving the symptoms of spleen deficiency, because the ingredients of Si Shen Tang include yam, etc. 2. If children have long-term chronic diarrhea, especially when they are suffering from spleen deficiency, the application of Si Shen Tang can have a good effect of strengthening the spleen, resolving dampness and stopping diarrhea, and the medicinal properties of Si Shen Tang are relatively calm and can be taken for a long time.