Chrysanthemum, with a slightly cold nature and a sweet and bitter taste, enters the lung and liver meridians and is an excellent choice for clearing heat and improving eyesight. Its function is good at dispelling wind-heat and can relieve fever and headache caused by wind-heat cold. It is particularly good at clearing the liver and improving eyesight, and can alleviate red, swollen and painful eyes, dry eyes and blurred vision caused by liver fire ascending or overuse of the eyes. At the same time, it can calm the hyperactive liver Yang and regulate the dizziness and vertigo caused by the hyperactivity of liver Yang. In addition, it has the effect of clearing heat and detoxifying. It can be said to be a refreshing tonic that integrates the functions of dispelling wind-heat, calming liver Yang and improving eyesight.