Poria ruddy is Poria cocos, Poria ruddy and Poria cocos in the medicinal parts, efficacy and main therapeutic areas are different. 1. Medicinal parts: Poria cocos is the reddish part of the dried fungus of Poria cocos near the outer skin; Poria cocos is the dried fungus of Poria cocos in the genus Poria, family Polyporaceae. 2. Efficacy: Poria cocos has the efficacy of running water, diuresis, dampness and heat. The main treatment for dysuria (dysuria), gonorrhea, diarrhea. Poria has the effect of inducing diuresis, subduing swelling and seeping dampness. It is used for treating edema, phlegm (pathological products formed by impaired water metabolism), diarrhea due to spleen deficiency, palpitation and insomnia. Those with deficiency and cold essence and slippery or qi deficiency and subsidence should be cautious in taking Red Poria and Poria. Chinese medicines should be used in a standardized manner under the guidance of a professional Chinese medicine practitioner who can identify the evidence, and should not be taken on their own to avoid risks.