There is no such thing as three kinds of people should not drink chrysanthemum water. Chrysanthemum water, i.e. tea drink that should be boiled with chrysanthemums, is contraindicated for anyone with yang deficiency or headache and bad cold (fear of cold). It is recommended to take chrysanthemum water as prescribed by the doctor. Chrysanthemum is sweet, bitter and slightly cold in nature. It belongs to the lung and liver meridians. It has the effect of dispersing wind and clearing heat, calming the liver and improving eyesight, clearing heat and removing toxins (removing heat and toxins from the body). It is used for wind-heat cold, headache and dizziness, redness and swelling of the eyes, blurred vision, canker sores and poisons. Chrysanthemum treatment of wind-heat cold or warm heat offending the lungs, fever, headache and cough, often with the mulberry leaves must be used, and with other dispersal of wind-heat medicine, such as with mulberry leaves, forsythia, mint, Platycodon grandiflorus and so on. Because of its cold nature, so the weak spleen and stomach with diarrhea and loose stools should not drink, so as not to aggravate gastrointestinal discomfort, the general population should not blindly long-term or large amounts of drinking, so as not to avoid bitter cold stomach. It is important to note that the effect of a single Chinese medicine is weak, and it can be used together with other medicines under the guidance of Chinese medicine practitioners to achieve the best therapeutic effect. If you need to take chrysanthemum, it is recommended to follow the doctor’s instructions.