Use water above 95℃ and soak goji berries. Lycium barbarum is the dried mature fruit of Ningxia wolfberry, family Solanaceae. Taste sweet and flat, into the liver and kidney meridian, long for nourishing kidney essence, liver blood, for flat tonic kidney essence liver blood products. The “Materia Medica Jing Shu” said it “for the liver and kidney yin deficiency, labor and internal heat tonic medicine”. Chinese wolfberry is mainly used for treating deficiency of yin in liver and kidney (deficiency of yin in liver and kidney), soreness of waist and knee due to deficiency of essence and blood, dizziness and tinnitus, impotence and spermatorrhea, internal heat and thirst (internal heat accompanied by symptoms such as overeating and excessive drinking and urination), deficiency of blood and yellowish color, and dizziness of the eyes and other symptoms. Atropine can inhibit the cholinomimetic effect of Lycium barbarum and should not be used together. People with spleen deficiency and loose stools (thin and unformed feces) should be cautious of taking wolfberries. It is recommended to take wolfberry in moderation under the guidance of a doctor.