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Herbs & Cultures
Image of Black atractylodes (cang zhu)

Asia · Herb · № 728

Atractylodes lancea

Region
Asia
Origin
China
3 traditionsImage: tak56 · CC BY-SA 3.0

Herb · Asia

Black atractylodes (cang zhu)

Atractylodes lancea

Traditionally attributed effects: dries dampness and strengthens the spleen; expels wind, cold and dampness.

Safety notes

Not with qi deficiency or yin deficiency with heat. Traditional use is no proof of effectiveness; if you are pregnant, breastfeeding, taking medication or have a medical condition, consult a doctor or pharmacist.

Preparation

Rhizome. Usually as a decoction, together with other herbs.

Use in traditions

Described in the classical Chinese materia medica, in the group 'aromatic herbs that transform dampness'. Cang zhu dries damp and strengthens the spleen; it is part of Ping Wei San and Er Miao San. In China and Japan it was burned indoors to drive out musty air and illness.

Applications

Use by tradition

How different herbal traditions describe this herb. Amounts are traditional guidelines checked for obvious errors; they are not medical advice. For poisonous plants no dosage is given on purpose.

Chinese materia medica

Nature and taste
aromatic, bitter, pungent, warm
Meridians
spleen, stomach

Attributed effects

For dampness in spleen and stomach with poor appetite, diarrhoea, nausea and a thick, greasy tongue coating, colds with dampness and a heavy body, joint pain from dampness (cold or hot), discharge and poor night vision.

Preparation and amount

Traditional dosage: 3–9 g a day, usually in a decoction.

Combinations

  • With hou po and tangerine peel in ping wei san
  • With huang bai and huai niu xi for painful legs from damp heat
Ways to prepare herbs
Decoction