What are the medicinal properties and effects of dried tangerine peel (Chenpi)?
Generally, the medicinal properties and effects of dried tangerine peel (Chenpi) include regulating qi and strengthening the spleen, drying dampness and resolving phlegm, relieving depression and soothing the chest, promoting blood circulation to resolve stasis, and dispelling cold. It should be used under medical guidance. Specific details are as follows:

1. Regulating Qi and Strengthening the Spleen: Chenpi is widely used to harmonize gastrointestinal function, promote digestion, and strengthen the spleen. It is particularly suitable for symptoms of food stagnation, abdominal distension, nausea, vomiting, and other gastrointestinal discomforts.
2. Drying Dampness and Resolving Phlegm: Chenpi has the effect of drying dampness and resolving phlegm, and can be used to treat cough, sore throat, excessive phlegm, and other symptoms caused by dampness and phlegm accumulation.
3. Relieving Depression and Soothing the Chest: Chenpi helps relieve emotional depression and chest tightness, and can alleviate discomfort such as chest congestion and abdominal fullness caused by emotional instability, depression, or anxiety.

4. Resolving Blood Stasis and Eliminating Accumulation: Chenpi has a certain effect in promoting blood circulation and resolving stasis. It can be used to treat pain and masses caused by blood stasis, such as dysmenorrhea and pain due to blood stasis.
5. Dispelling Cold: Chenpi is also used to dispel cold pathogens and is particularly suitable for symptoms such as headache, wind-cold common cold, and cold limbs caused by invasion of cold pathogenic factors.
Chenpi is often used in combination with other traditional Chinese herbs to enhance its therapeutic effects. If needed, it can be used under the guidance of a physician.