Poria is a kind of medicine and food with the same source of medicinal herbs, can be used as medicine with decoction, but also can be used as food to make soup, make Poria cake and so on. 1. To make medicine: under the guidance of the doctor, Poria can be made into pills or decoction with other medicines, which is the traditional way of eating Poria. Poria is used to calm the mind, strengthen the spleen and seep away dampness, and relieve water retention and swelling. It can be used to treat insomnia, phlegm (a pathological product of impaired water metabolism), palpitations, spleen deficiency and heart failure. 2. Make food: Poria can also be eaten as food, Poria contains Poria polysaccharides, proteins and lecithin and other substances needed by the human body. We often use the method, there are do tea, do soup, do cake, do wine and do Poria cream, etc., different practices appear the flavor and effect is also different. The drug needs attention when using, for Poria allergy patients, to prohibit the use. The drug should be used with caution for patients with spleen deficiency and sinking, as well as patients with deficiency and cold refinement. In addition, patients with Yin deficiency should also be cautious of using the drug.