Wolfberry can replenish Yin deficiency. Wolfberry is sweet in flavor, flat in nature and belongs to the liver, kidney and lung meridians. It has the effect of nourishing the liver and kidney, benefiting the essence and brightening the eyes (tonifying the essence and promoting the recovery of eyesight). It is clinically applicable to deficiency of essence, lumbar and knee pain, dizziness and tinnitus, impotence and spermatorrhea, internal heat and thirst (internal heat accompanied by symptoms such as eating more, drinking more and urinating more), blood deficiency and atrophy, and fainting and unclear vision. The Materia Medica is recorded in the “heavy and pure flavor of wolfberry, so it can tonify yin, yin in yang, so it can tonify qi, so nourish yin but not lead to yin failure, help yang and can make yang Wang. In addition, the “Materia Medica Jing Shu” also recorded that wolfberry moist and nourishing, and can reduce fever, but specializing in tonifying the kidney, moistening the lungs, generating fluids, and benefiting the qi, for the liver and kidney yin insufficiency, lack of internal heat of the tonic medicine. Clinical application should pay attention to the spleen deficiency loose stools (feces thin and not shaped) people should not take. When symptoms of yin deficiency occur, it is necessary to go to the hospital in a timely manner and follow the doctor’s instructions for treatment, do not take medication on your own.