The efficacy and role of chrysanthemum extract: 1. The effect of treating eye fatigue 2. Chrysanthemum is a commonly used Chinese medicine, which can calm wind and clear heat, calm liver and eyesight. Its main components are volatile oil, flavonoids, amino acids and trace elements. 3. The effect on the coronary arteries: it can increase blood flow and nutrient blood flow, as well as strengthen myocardial contraction and increase oxygen consumption. 4. Effect on cholesterol metabolism: In the case of high-fat diet, it can inhibit the increase of blood cholesterol and triglyceride. This is undoubtedly beneficial to the prevention and treatment of hyperlipidemia. 5. Antibacterial effect: It can inhibit dermatophytes such as Wool-like microcystis, epidermophyton groin, epidermophyton rubrum, and Klebsiella aureus to varying degrees. 6. Anti-inflammatory effect: Chrysanthemum extract can affect the permeability of capillaries, increase the resistance of capillaries, and thus have anti-inflammatory effects.