Many teas also nourish and maintain the eyes. Drinking these teas often has a good effect on improving eyesight, clearing away heat and toxic materials and lowering blood pressure. 1, Chrysanthemum tea: Chrysanthemum tea has extremely high vitamin A content, and has the effects of lowering blood pressure, clearing away heat and toxic materials, calming the liver and improving eyesight, especially for dry eyes caused by excessive use of eyes. People who often use computers and mobile phones may wish to drink more tea brewed by chrysanthemums. 2. Sangju Mingmu Tea: The raw materials are cassia seed 10g, winter mulberry leaf 10g and chrysanthemum indicum 10g. Put these materials into a cup, and then add boiling water to brew. Drink 1 dose daily. This tea has a good effect on treating pinkeye, conjunctivitis and glaucoma. 3. Lycium barbarum tea for improving eyesight: raw materials include Lycium barbarum 10g, Schisandra chinensis 5g and sun-dried ginseng 5g. Speaking of specific production methods, Bian Xiao, who lives a healthy life, told everyone to put these materials in a cup, then brew them with boiling water and drink 1 dose every day. This kind of tea has a good effect on eliminating eye fatigue. 4, green tea: green tea is rich in vitamins C and E, with anti-radiation and anti-oxidation effects. In addition, drinking green tea often has an eye-catching effect and has a good effect on relieving eye fatigue.