Chrysanthemum, hawthorn, wolfberry, cassia seed tea drink has a certain bright eyes, elimination of food and laxative, clearing heat and detoxification (clearing the body of heat and poisonous evil) effect. 1. Chrysanthemum is sweet, bitter, slightly cold in nature, and belongs to lung and liver meridians. It has the effects of dispersing wind-heat, calming liver yang, clearing liver and improving eyesight (removing liver fire to promote vision recovery), clearing heat and removing toxins, and treating wind-heat and cold, headache and dizziness, redness and dimness of the eyes, canker sores and swollen toxins, etc. It is also useful for treating colds and flu. It should be used with caution for people with deficiency of qi, cold stomach and food loss and diarrhea. 2. Hawthorn is sour, sweet, slightly warm in nature, and belongs to spleen, stomach and liver meridians. It has the efficacy of eliminating food stagnation (digesting stagnant food), promoting circulation of Qi and dispersing blood stasis. It can be used for treating food stagnation, dysentery and abdominal pain, hernia pain, chest paralysis (chest pain) and heart pain. Spleen and stomach weakness and pregnant women should not be taken. 3. Lycium barbarum is sweet in taste and flat in nature, and belongs to liver and kidney meridian. It has the effect of nourishing the liver and kidney, benefiting the essence and brightening the eyes (tonifying the essence and promoting the recovery of eyesight). The main treatment for deficiency of essence, lumbar and knee pain, eyesight fainting and unclear. Caution should be taken if the spleen is deficient in loose stools (feces are thin and unformed). 4. Cassia seeds taste sweet, bitter, salty, slightly cold, attributed to the liver, large intestine meridian. It has the effect of clearing heat and improving eyesight (removing heat from the body and promoting the recovery of eyesight), moistening the intestines and laxative effect. Mainly used for treating eye redness and swelling pain, shyness and tearfulness (eyes are afraid of light and often shed tears), darkness and uncertainty of the eyes, headache, dizziness, intestinal dryness and constipation. It is not suitable for people with Qi deficiency and loose stools. The above medicines have the above effects as Chinese medicines, the medicinal effect of tea is limited, it is recommended to use under the guidance of a professional physician.