The wood has astringent astringent urine, stopping bleeding and stopping leucorrhea, diarrhea and dysentery. The wood is the walnut kernel within the wooden septum, brittle texture, easy to break, to block large, thin, yellow color is good. The flavor is bitter, astringent, flat, to the spleen, kidney meridian, the main effects are: 1. Astringent spermatic and urinary contraction, distracting wood is bitter and astringent in nature, attributed to the kidney meridian, with astringent and urinary contraction, treating spermatorrhea, spermatorrhea, dysuria, dysuria, and frequent urination. 2. Stop bleeding and leucorrhea: the centrifugal wood has the function of astringency, and to the spleen and kidney meridian, can stop bleeding and leucorrhea, with the treatment of leucorrhea, leakage (excessive menstrual flow or more than a few drops) of the effect. 3. Stopping diarrhea and dysentery: the wood of the heart goes to the spleen meridian, can treat diarrhea and dysentery. If you feel unwell, it is recommended to go to a regular hospital, under the guidance of a professional physician to identify the symptoms and make a reasonable choice according to your own situation.