There is no basis for the claim that the most effective proprietary Chinese medicine for liver yin deficiency. Liver yin deficiency can be diagnosed and analyzed with the use of Qui Shao Di Huang Wan, Tian Ma Shou Wu Tablet and Nourishing Liver and Kidney Pill. 1. Qui Shao Di Huang Wan (归芍地黄丸) has the effect of nourishing the liver and kidneys and tonifying the yin and blood, in addition to the effect of clearing deficiency heat. Therefore, it can be used to treat dizziness and vertigo caused by deficiency of liver and kidney and deficiency of yin and blood. Its contraindications and adverse reactions are not clear, avoid eating indigestible food. 2. Tianma Shouwu Tablet: It has the effect of nourishing yin and tonifying the kidney, and also has the effect of nourishing blood and quenching wind. Therefore, it can be used to treat dizziness and dizziness, headache and tinnitus as well as bitter mouth and dry throat caused by deficiency of yin in the liver and kidney (deficiency of yin in the liver and kidney). Adverse effects are not clear, and should not be taken by patients with fever and cold. 3. Nourishing the Liver and Kidneys Pill: It can nourish the liver and kidneys, nourish blood and soften the liver (tonifying the blood and softening the liver). Therefore, it can be used to treat dizziness, insomnia and fatigue caused by Yin deficiency of the liver and kidney. Its contraindications and adverse effects are not clear at the moment, and it is important to avoid eating cold and raw food when using it. Chinese medicines or proprietary Chinese medicines should be used under the guidance of a Chinese medicine practitioner and should not be used blindly by individuals to avoid adverse effects.