Cooking twice may not be so good. Yellow dog kidney can be boiled with Chinese medicine, and the specific Chinese medicine needs to be prepared according to the physical condition under the guidance of Chinese medicine. Yellow dog kidney has the effects of warming kidney yang, strengthening yang and replenishing essence, and has a good effect on treating sexual dysfunction, soreness of waist and knees, hyperhidrosis and nocturnal emission caused by kidney yang deficiency. Seal kidney also has many uses. You can make the medicine into powder and take it directly with boiling water, or you can wash the medicine, put it in a glass container and soak it in highly alcoholic liquor.