1. Warming yang qi: Gui Zhi has the effect of warming yang qi, resolving dampness and phlegm, and is suitable for a variety of illnesses caused by cold and dampness stagnation and poor yang qi, such as headache, chest tightness and shortness of breath, joint pain, menstrual disorders, and so on.
2. Dispersing cold and relieving pain: Gui Zhi has the effect of dispersing cold and relieving pain, which can relieve cold pain and cold-dampness paralysis, such as wind-cold cold and flu, gastrointestinal cold pain.
3. Tranquilizing the mind: Gui Zhi is often used with other medicines in traditional Chinese medicine, which can play the role of tranquilizing the mind and have a certain effect on insomnia, anxiety, depression and other people with bad moods.
4. Detoxification of heat and toxins: Gui Zhi has a certain detoxification effect, and can be used to treat heat and toxin diseases, such as sores, mouth sores and so on.
5. Improve blood circulation: Gui Zhi has the effect of dilating blood vessels and improving blood circulation, which has a certain effect of preventing cardiovascular and cerebrovascular diseases.
6. Prevent oxidative damage: cinnamon sticks contain a large number of flavonoids and a variety of antioxidant substances, which can effectively prevent oxidative damage and anti-aging.
Overall, cinnamon sticks are a very useful herb for many diseases and symptoms. However, the use of the herb still needs to be determined by the specific condition and individual constitution, and it is best to do so under the guidance of a doctor.