White chrysanthemum, also known as hanging chrysanthemum, it is a flower, but also a Chinese medicine. The efficacy of chrysanthemum in water is relatively large, mainly: First, to clear the liver and eyes, can relieve eye vision fatigue. Second, to remove fire and clear the heart, chrysanthemum can play a role in clearing the heart and fire, to prevent fire, to control a series of symptoms caused by heavy fire. Third, chrysanthemum flowers in water can lower blood pressure, promote blood circulation in the body, relieve the symptoms of myocardial ischemia. Fourth, white chrysanthemum flowers in water can inhibit bacteria, can play a role in killing germs of the digestive system and harmful bacteria in the human body.