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Introduction To Gentian Root (long dan cao)









Gentian Root (long dan cao)

Radix Gentianae


Properites: Bitter in flavour, cold in nature, it acts on the liver, gallbladder and bladder channels. The herb has the effects of clearing hert and dampness, purging fire downward. So it is good at clearing the damp-heat in the liver and gallbladder and in the lower-jiao. It also purges the excessive and stagnated fire. The herb is indicated for jaundice due to damp-heat, downward flow of damp-heat, conjunctival congestion caused by liver fire and the occurrence of wind syndrome in case of extreme heat.

Effects: Clearing heat and dampness, and purging fire in the liver and gallbladder.


1. For treating the syndromes of leukorrhagia, pruritus vulvae and pudic eczema, it is used in combination with the drugs for clearing heat and dampness, such as phellodendron bark, atractylodes rhizome and flavescent sophora root.

2.  For treating hypochondriac pain, bitter taste in the mouth, conjunctival congestion and headache, It is used in combination with bupleurum root and manshurian aristilochia stem, known as Longdan Xiegan Tang (Decoction of Gentian for Purging Liver-fire), to clear away the heat in liver and gallblader, purge fire, remove dampness. When the damp-heat in the liver and bladder developed into jaundice, it is used in combination with the drugs for normalizing the function of the gallbladder and clearing jaundice.

In addition, in case of febrile diseases marked as overabundance of heat in the liver channel, infantile convulsion with high fever, it is used in combination with the drugs for removing heat from the liver and calming the endogenic wind, known as Liang Jing Wan (Bolus for Removing Heat from the Liver and Relieving Convulsion).

Dosage and Administration: 3-6g.


For the convenience of customers, we offer the Gentian Root (long dan cao) as the quick-dissolving granule made through modern technology.




Every sachet is equivalent to raw herb 6 grams.


The dosage is for adults, one sachet each time, twice a day. Please put the granule into a cup, then put 50-100ml boiling water into the cup and stir it with spoon. You will get some tea, drink it when it is luke-warm. For children, the dosage should be reduced according to the weight.


Air ship 50 sachets of Gentian Root (long dan cao) in the form of quick-dissolving granule for your personal use now at $98.00.

If you would like to order this raw herb, please go to the order form.


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