Description: Speaking of coptis root, which is also known as rhizoma coptidis and Huang Lian, bitterness may be the first thing that comes to mind for most people. Its bitterness is so strong and distinct that seemingly its bitterness could even sting your eyes when you lay your eyes on it. As you may know, this is one of commonly used Chinese herbs and listed as one of the best herbs. Today this herb becomes one of the 40 kinds of large bulk herbs and also one of the 30 kinds of most valuable Chinese herbal medicines. It is quite normal that you have an aversion to the bitter flavor as bitterness would stomp on the back of your tongue. However, you may not know the fact that the extensive coptis medicinal uses actually derive from this unsavory taste – bitter pills may have blessed effects. As it turns out, coptis is that type of blessed herb used for a variety of diseases, especially for gastrointestinal disorders.
Medicinally it mainly means the dried root and rhizome of Coptis chinensis Franch. Commercially most of them are from cultivation and mainly produced in Sichuan, Yunnan, and Hubei. The one collected during autumn is usually considered superior medicinally. And after the harvest, it needs to remove its fibrous roots and dirt attached and dried. And it is used raw, fried alone, or processed with ginger juice, rice wine, or evodia decoction.
As one of articles of tribute in Ming and Qing Dynasties, this herb has a long history of treating illness. Huang Lian has been used in traditional Chinese medicine to treat indigestion, diabetes, inflammation of intestine, diarrhea caused by bacterial infection, high fever, restlessness, insomnia and also used in externally to treat inflammation of the cornea, middle ear infection, external ear infection and eczema, etc. as it clears heat, dries Dampness, disperses Fire, expels toxins, etc. by enhancing the functions of heart, large intestine, liver, and stomach channels. So far, there are various coptis preparations available on the market, such as coptis chinensis root extract, tea, oil, tablets, teapills, ointment, cream, supplement, tincture, capsules, etc. And these products are mainly used for lyme, diabetes, insomnia, endometriosis, acne, weight loss, and so on.
How to use: 2-10 g in decoction. The maximum dosage of Huang Lian is 15 g. This herb is extremely bitter and cold, therefore it should not be given in large amount or over a long period.