Huai Niu Xi – Achyranthes root – “Ox Knee”

Nature: bitter, sour, neutral

Enters: Liver, Kidney

Actions: Promotes blood circulation, dispels blood stasis; tonifies the liver and kidneys; strengthens the sinews and bones, benefit the joints; promotes urination; conducts blood, fire/heat/Yang, and herbs downward; clears damp-heat in the lower Jiao; unblocks the menses.

• Blood stasis: irregular menstruation, dysmenorrhea, amenorrhea, abdominal pain after childbirth, traumatic injury, lochioschesis.
• Liver and kidney deficiency: weak, sore lower back, and lower limbs (knees).
• Liver Yang rising, upper body bleeding, or flare-up of fire: hematemesis, epistaxis, toothache, mouth sores, headache, dizziness, bleeding gums, blurred vision.
• Lower Jiao damp-heat: knee pain, lower back damp Bi syndrome, painful urinary dysfunction, vaginal discharge, stones, hematuria.
• Lower Jiao blood stasis (damp-heat): urethral pain, hematuria.
• In its raw form, it is better at promoting blood circulation.
• When it is cooked, it is more tonic. In its raw form it is more blood-moving.
• Lowers blood pressure – sometimes used in very high doses for this purpose.
Hsu: Analgesic, antispasmodic (GI), diuretic, hypotensive (temporary vasodilation), anti-allergic action

Dose: 9-15g

3 comments on “Huai Niu Xi – Achyranthes root – “Ox Knee”

  1. Bernard Callahan says:


    Just wanting to know where I can buy ox knee in dried form.


    Bernard Callahan

    • Peter Borten says:

      If you have access to a city with a Chinatown, try an herb shop. Otherwise, look for online merchants of bulk Chinese herbs.

  2. Pangfua says:

    I got it from a Vital Tea shop in Chinatown San Francisco assuming Ox Root is the same as Ox Knee. The descriptions sound the same.

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