Lycium barbarum [cure liver and kidney yin deficiency, benefit vision. It can be used for asthenia and asthenia, soreness of waist and knees, dizziness and tinnitus, impotence and nocturnal emission, internal heat to quench thirst, blood deficiency and sallow, and blurred vision. Lemon (Lemon is one of the fruits with medicinal value in the world. Rich in vitamin C, sugar, calcium, phosphorus, iron, vitamin b 1, vitamin b2, nicotinic acid, quinic acid, citric acid, malic acid, hesperidin, fenugreek essence, high potassium and low sodium, etc. It is very beneficial to the human body. Vitamin C can maintain the formation of various tissues and intercellular substance in human body and maintain its normal physiological function. Matrix, adhesion and colloid formation in human body need vitamin C for protection. When vitamin C is deficient, the intercellular substance-colloid is also less. In this way, cells will become brittle and lose the ability to resist external forces, and the human body is prone to sepsis; It has many uses, such as preventing colds, stimulating hematopoiesis and fighting cancer. Jujube (China's cursive book "Ben Jing" records that jujube is sweet and warm, belonging to the spleen and stomach meridian, and has the functions of tonifying the middle energizer, nourishing the blood and calming the nerves, and relieving exterior symptoms; However, modern pharmacology has found that jujube is rich in protein, fat, sugar, organic acids, vitamin A, vitamin C, trace calcium, amino acids and other nutrients. Chrysanthemum (dispersing wind and clearing heat, calming the liver and improving eyesight. Used for wind-heat cold, headache, dizziness, red eyes, swelling and pain, blurred vision.