Ku Ding Cha
Ilex kudingcha C.J. Tseng / Ilex latifolia Thunb.
β― TCM Properties
Disperses Wind-Heat; Clears the Head and Brightens the Eyes; Generates Fluids and Relieves Thirst; Clears Heat and Resolves Toxicity; Resolves Phlegm and Stops Cough
Western Herbalism Properties
Botanical Description
Ilex kudingcha C.J.Tseng and the related Ilex latifolia Thunb. (Aquifoliaceae) are evergreen trees native to southern China, growing 8-20 m tall with smooth grey bark and stout twigs. The thick, leathery leaves are alternate, broadly elliptic to oblong, 10-25 cm long, with sharply serrate margins and a glossy dark-green upper surface. Small, dull-yellow, four-merous flowers cluster in axillary cymes and develop into red, globose drupes about 1 cm across. The species inhabits subtropical montane broadleaf forests in Yunnan, Guangxi, Sichuan, and Hainan. The large mature leaves are processed by rolling and drying to produce Ku Ding Cha (bitter nail tea), a markedly bitter, cooling beverage used in TCM and folk medicine to clear heat, dispel summer-heat, and brighten the head and eyes.
Dosage
| Form | Amount | Frequency | Duration | Population | Notes |
|---|---|---|---|---|---|
| decoction | 6-15g | Daily | β | β | β |
Cultural & Historical Context
Traditional Chinese Uses
Ku Ding Cha (bitter holly leaf tea, ligustrum or ilex leaf) is intensely bitter and cold, used in Chinese medicine to clear Heat from the head and upper body, settle Liver Yang and Fire, and dispel Wind-Heat. It addresses headaches, red eyes, sore throat, and hypertension associated with Liver Heat or Liver Yang rising. Modern research supports its cardiovascular benefits, including blood pressure-lowering and lipid-modifying effects. Despite its medicinal power, it is commonly consumed as a daily beverage tea.
Traditional American Uses
None Documented
Important Disclaimer
This information is for educational purposes only and is not intended to replace professional medical advice. Always consult a qualified healthcare provider before using any herbal remedy, especially if you are pregnant, nursing, or taking medications.