Yin tonification, also known as yin nourishment and yin nourishment, can be accomplished through the use of medicines, ingredients, and lifestyle to replenish yin fluids. Specifically, it can be categorized as replenishing heart yin, lung yin, stomach yin, liver yin, kidney yin, and so on, often with six flavors of dihuang pills, Zhi Bai Di Huang Pills, and a series of Chinese herbal medicines, such as Dajian Yin Pills, and Sheng Vegetable Drink, etc., to replenish yin, so that the symptoms of the related to the fire will be significantly improved. In the clinic, it is important to grasp the point that when supplementing yin, attention must be paid to the adjustment of emotions, that is, from the inside out, so that the yin fluid can be supplemented. For the emotional adjustment is to find a good release window for mental stress, while reducing the emotional impact on sleep, on the digestive system, on the human body organs, reduce the degree of sadness, reduce depression, anxiety, depression and other unhealthy state of mind, which can make the complementary yin can be very good.