1, Yin deficiency fire people and pregnant women are advised not to take, because the consumption of cinnamon tea may cause some adverse reactions, such as dizziness, cough, insomnia and other symptoms, or adverse effects on the fetus. It is also recommended to avoid cinnamon tea in summer.

2, cinnamon tea inside the cinnamon for the hot and spicy medicine, the nature of the strong, so should not be too much to eat, or there will be adverse reactions, such as dizziness, eye swelling and pain, coughing, rapid heartbeat and so on.

3, if you drink it before bedtime, it will lead to nervous excitement, it is difficult to get to sleep and rest in the normal work and rest time.

4, cinnamon tea also has the effect of replenishing the fire to help Yang, cold and pain, and has a health care function. For example, the human body can raise Yang Qi, more suitable for the cool season, but summer to avoid eating cinnamon tea or added cinnamon food. Cinnamon tea also has the function of excitation of the central nervous system, improve thinking, improve efficiency. Although cinnamon tea has many effects, but there are also many contraindications, it is recommended that it should be taken according to personal constitution.