2. Chrysanthemum is a perennial herb of Compositae, which is one of the traditional Chinese medicinal materials commonly used in China, and is mainly used for medicinal purposes of flower heads. According to ancient records, chrysanthemum is sweet, bitter and slightly cold; Has the effects of dispelling pathogenic wind, clearing away heat, clearing liver-fire, improving eyesight, removing toxic substances and diminishing inflammation. It has a certain curative effect on dry mouth, dark eyes due to intense fire, or limb pain and numbness caused by wind, cold and dampness. Indications: cold, wind-heat and headache. Can be used for preventing and treating dizziness, headache and tinnitus. Chrysanthemum can be divided into wild chrysanthemum and domestic chrysanthemum, in which domestic chrysanthemum can clear liver and improve eyesight, while wild chrysanthemum can detoxify and disperse fire, and it tastes bitter and slightly cold, and has a certain curative effect on eye fatigue, headache and hypertension. "Compendium of Materia Medica" also recorded in detail the efficacy of chrysanthemum tea: sweet in taste, slightly cold, with the efficacy of dispelling wind and clearing heat, calming the liver and improving eyesight. According to Shennong's Classic of Materia Medica, chrysanthemum tea can "cure dizziness, swelling and pain, drowsiness, dead skin, aversion to rheumatism, joint pain, benefit qi for a long time, be intellectual and hardworking, and prolong life."
3. Modern medical research has also confirmed that chrysanthemum has the functions of lowering blood pressure, eliminating cancer cells, dilating coronary arteries and inhibiting bacteria. Long-term drinking can increase human calcium, regulate myocardial function and reduce cholesterol, which is suitable for middle-aged and elderly people and prevent epidemic conjunctivitis. It also has a good effect on dry eye caused by excessive liver fire and excessive eye use. At the same time, chrysanthemum tea is rich in fragrance, refreshing, and has certain functions of relaxing nerves and relieving headaches. Traditional Chinese medicine is mainly used to treat diseases such as red eyes, sore throat, tinnitus, wind-heat cold, headache, hypertension and ulcers. If eaten for a long time, it also has the effects of "benefiting blood, improving intelligence and prolonging life".
4. Modern clinical medicine has also proved that chrysanthemum can dilate coronary artery, increase blood flow and lower blood pressure, and has a good effect on coronary heart disease, hypertension, arteriosclerosis and hypercholesterolemia.