Lycium barbarum L. is a mature fruit of Lycium barbarum L. of Solanaceae. Also known as Lycium barbarum, Nitraria tangutorum, Lycium barbarum, Lycium barbarum, also known as dog milk root. It occupies an important position in traditional Chinese medicine, and its medicinal value has been highly praised by doctors in past dynasties. It is a traditional precious Chinese herbal medicine and nutritional tonic. Lycium barbarum can effectively inhibit the formation of cancer cells and can be used to prevent and treat cancer. "Compendium of Materia Medica" records: "Lycium barbarum can tonify kidney and produce essence, nourish liver and improve eyesight, strengthen bones and relieve fatigue, easily change color, turn white, improve eyesight and soothe nerves, and prolong life." Lycium barbarum has the effects of nourishing liver and kidney, improving eyesight, benefiting complexion, growing muscles and strengthening bones and muscles. Long-term use has the effects of prolonging life and delaying aging. "Treat liver and kidney yin deficiency, weak waist and knees, dizziness, red eyes and tears, cough, thirst and nocturnal emission." wait for