Poria, sweet and light in taste, flat in nature, from the point of view of its taste, Poria should not have a sour taste, if there is a sour taste, suggesting that it may be tainted and spoiled, so Poria has a sour taste is not recommended to take. Poria, has the effect of inducing diuresis and seepage of dampness (promoting the operation of water to dispel dampness), strengthening the spleen and tranquilizing the heart. It is used for edema and urination, phlegm-drinking and palpitations (due to phlegm-drinking (pathological products formed by water metabolism disorders) caused by evil dizziness and palpitations), deficiency of the spleen with little food, loose stools (feces thin and unshaped) and diarrhea, restlessness of the heart and mind, palpitations and insomnia, etc.. In addition, if Poria is used to treat water-dampness stagnation caused by urinary incontinence (unruly urine) and edema, it can be paired with Gui Zhi, Bai Zhu, etc.; for treating edema caused by Yang deficiency of the spleen and kidney, it is used together with Radix et Rhizoma Pinelliae and Ginger; for treating water-heat interlacing, evil heat injuring the yin, it is used with Zedoariae and Poria. It should be noted that, yin deficiency without dampness and heat, deficiency cold slippery semen, qi deficiency and subsidence of people should be cautious to take Poria. Before using the drug Poria, you need to be guided by a Chinese doctor to identify the evidence, and you can not take the drug by yourself, so as not to cause adverse effects on the body.