Poria belongs to the mushroom family of herbs, flat and sweet, belongs to the liver, spleen, kidney meridian, has a water and dampness, strengthen the spleen and stomach, tranquilize the mind, the main role are: 1, can treat various causes of edema, such as cardiogenic edema, nephrogenic edema, Chinese herbal formulas in the Fangji Huangqi Tang, Zhenwu Tang, Wu Ling San, etc. have Poria in order to reduce edema; 2, the treatment of phlegm, such as the basic formula for treating phlegm Er Chen Tang, as well as guide phlegm soup 2, treatment of phlegm, such as the basic formula for treating phlegm, Er Chen Tang, and guide phlegm soup, warm gall bladder soup, Ling Gui Zhu Gan Tang, real spleen, etc. have Poria, can strengthen the spleen and permeate dampness to resolve phlegm; 3, treatment of spleen deficiency diarrhea, tiredness and weakness, loss of appetite, such as Ginseng Ling Bai Zhu San and the basic formula for tonifying Qi, Si Jun Zi Tang have Poria; 4, can also treat palpitations and insomnia, such as the role of Poria used in Gui Shen Tang can calm the heart and mind, life can eat Poria yam porridge to dispel dampness and diuresis, for daily health care, decoction of the soup The amount of decoction is generally between 9-15g, should pay attention to the cold caused by seminal emission, slippage, polyuria patients are contraindicated.