Niu Xi (Redix Achyranthes)


Botanical name:   Achyranthes bidentata

Common Name:

  • English:  Redix  Achyranthes, 
  • Also, Known As:  牛膝, Ox knee, Two-toothed achyranthes, Radix Achyranthis Bidentatae, Radix Achyranthes Bidentatae, Twotooth Achyranthes Root,  怀牛膝,  Huai Niu Xi ,牛膝 懷牛膝, Achyranthes Root, White Oxknee Root, Twotooth Achyranthes Root

Origin:  China

Part Used: Root

General Information:

The dry root of perennial herbaceous plant Achyranthes bidentata Bl. and Cyathula officinalis Kuan of family Amaranthaceae.  The former called Niu Xi mainly produced in Henan province in China, the latter called Chuan Niu Xi in Sichuan, Yunnan and Guizhou provinces. The herb collected in winter, the latter in autumn and winter. The root carries light smell, lightly sweet then bitter and astringent taste, the latter has light smell and sweet taste.


You should consult with a qualified healthcare practitioner before using any herbal products, particularly if you are pregnant, nursing, or on any medications.

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This information is not intended to diagnose, treat, cure, or prevent any disease.


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