The invention discloses a clearing and moistening liquid for resisting 
blue light radiation and improving the vision and a preparation method thereof. The clearing and moistening liquid comprises, byweight, 10-15 parts of 
honeysuckle flowers, 5-10 parts of chrysanthemums, 10-15 parts of butterflybush flowers, 10-12 parts of 
cassia seeds, 8-11 parts of bat dung, 10-15 parts of mulberry leaves, 1-10 parts of panax 
ginseng, 5-10 parts of pearl 
powder, 1-5 parts of 
borneol, 4-7 parts of 
menthol, 5-10 parts of cortex phellodendri, 3-5 parts of honey, 1-5 parts of glycerin, 1-3 parts of carbomer, 1-3 parts of 
taurine, 1-4 parts of 
fibroin, 0.1-0.5 part of 
lutein, 0.1-0.5 part of 
proanthocyanidin and 20-30 parts of deionized water. The clearing and moistening liquid has the advantages that by combining 
traditional Chinese medicine extracts with 
chemical products, mixed liquid 
medicine is prepared through the combination of Chinese and 
Western medicine; 
traditional Chinese medicine componentscan be used for relieving 
eye fatigue, clearing the liver, improving the vision, preventing and treating sore, red and tearing eyes, absorbing 
electromagnetic radiation and reducing the influence ofradiation and 
blue light on the vision; chemical compositions can be used for keeping the eye moist constantly, so that the liquid 
medicine quickly permeates into the cells and eliminates the 
conjunctival congestion, and the eyes and the brain are quickly refreshed and soothed.