Chrysanthemum has the effect of dispersing wind and clearing heat, detoxifying and clarifying the eyes. Modern medical research has proved that chrysanthemum contains chrysanthemum glycosides, adenine, amino acids, choline, silymarin, flavonoids and vitamin B1, which have inhibitory effects on staphylococcus, Pseudomonas aeruginosa, Mycobacterium tuberculosis, dysentery bacillus, influenza virus and skin fungi. Large doses of chrysanthemum can also lower blood pressure, and also have a significant effect on chest tightness, palpitations, shortness of breath, dizziness, headache, numbness of the limbs. Due to the bitter cold nature of chrysanthemum, people who are weak should not drink more.