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Bunge Corydalis Herb (Ku Di Ding)

Close up of Bunge Corydalis Herb (Ku Di Ding)

What is Bunge Corydalis Herb (Ku Di Ding)?

Bunge Corydalis Herb (ku di ding, 苦地丁), also known as Corydalis bungeana Turcz., is a perennial herb that belongs to the Papaveraceae family. This plant usually grows in areas such as open fields and mountain slopes. In China, Bunge Corydalis can be found in provinces such as Ningxia, Gansu, Shanxi, Shandong, Hebei, Liaoning and Henan. 

Bunge Corydalis harvested for medicinal usage are mainly produced in Liaoning, Guizhou and Hunan. The entire plant is usually collected in summer, and after the removal of impurities, the plant is thoroughly cleansed and dried under the sun for medicinal usage.

In Traditional Chinese Medicine (TCM), Bunge Corydalis Herb is believed to be Cold in nature. This herb can help individuals who have too much Heat, such as those who are experiencing a Yang Excess or a Yin Deficiency, to restore a harmonious yin-yang balance. Bitter in taste, Bunge Corydalis Herb can cleanse the body by clearing Heat, drying Dampness and promoting elimination via urination or bowel movements.

Functions and Benefits of Bunge Corydalis Herb (Ku Di Ding)

Traditional Chinese Medicine (TCM) shows that Bunge Corydalis Herb has the following health benefits.

Bunge Corydalis Herb can clear Heat and eliminate toxicity. Thus, Bunge Corydalis Herb is often used to disperse carbuncles and resolve swellings. 

Aside from that, through its Heat-clearing and detoxifying effects, Bunge Corydalis Herb can treat many symptoms, including but not limited to: Influenza, upper respiratory infection, tonsillitis, infective hepatitis, enteritis, dysentery, nephritis, parotitis, conjunctivitis, acute appendicitis, anthracis and furunculosis, scrofula. 

Modern studies have also found that Bunge Corydalis Herb possesses antibacterial, anti-inflammatory and analgesic effects. The herb’s liquid has been found to have an inhibitory effect on Streptococcus aureus, catarrhal bacteria, dysentery bacillus, Pseudomonas aeruginosa, staphylococcus and serrata. In addition, Bunge Corydalis Herb may help to protect the Liver

Close up of Bunge Corydalis Herb (Ku Di Ding)
Bunge Corydalis Herb (Ku Di Ding) can help to ease inflammatory conditions.

How to Use Bunge Corydalis Herb (Ku Di Ding)

To treat acute infective hepatitis, Bunge Corydalis Herb can be decocted in water for consumption. To treat furuncles, Bunge Corydalis Herb can be combined with fresh honey to be applied to the desired area.

Do consult your healthcare provider on the recommended dosage for your condition.

You may find Bunge Corydalis Herb and its supplements, such as pills and extracts, in certain herbal stores and Asian specialty markets.

Cautions and Side Effects of Bunge Corydalis Herb (Ku Di Ding)

Individuals who are pregnant or breastfeeding should use this herb with caution.

We strongly encourage you to consult your healthcare provider before deciding to add Bunge Corydalis Herb to your healthcare routine!


Here is a summary for Bunge Corydalis Herb (Ku Di Ding):

  • Herb name (Chinese): 苦地丁
  • Herb name (Pin Yin): kǔ dì dīng
  • Herb name (English): Bunge Corydalis Herb
  • Herb name (Botanical): Herba Corydalis Bungeanae
  • Origin of species: Corydalis bungeana Turcz
  • Part(s) of herb used: Whole plant
  • Geo-specific habitat(s): Gansu, Shaanxi, Shanxi, Shandong, Hebei, Liaoning, Jilin, Heilong jiang, Sichuan
  • Taste(s) & Properties: Bitter; Cold; Administrates the Heart, Large Intestine and Liver Meridians
  • Actions: Relieves lung ailments and related symptoms, such as painful sore throats; Eases inflammatory conditions

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