Poria is neither cold nor hot, but is a flat medicine. Chinese medicine is generally categorized into four properties: cold, hot, warm and cool, known as the four qi. Poria is neither hot nor cold, so Poria is a neutral medicine. Poria is the dried fungus of Poria cocos of the Poriaceae family. It has the effects of strengthening the spleen, nourishing the heart, inducing diuresis and dampness (promoting the operation of water and liquid to get rid of dampness), and can be used to treat phlegm and drink (pathological products formed by impaired metabolism of water and liquid), palpitation (accelerated heartbeat, often accompanied by heartburn), edema, insomnia, deficiency of the spleen with low food intake, and loose stools (loose, unformed feces) diarrhea, and so on. The adverse effects of this product is not clear, need to pay attention to the deficiency of cold essence slippery, Yin deficiency without water dampness, Qi deficiency subsidence of people with caution Poria, if you need to use to take under the guidance of a doctor, remember not to blindly self-medication, in order to avoid discomfort. The drug should be used under the guidance of a doctor, not self-medication.