Wǔ Jiā Pí (五加皮), known in English as Slender acanthopanax bark (Acanthopanax gracilistylus), is a warm, acrid and bitter Chinese herb from the Expel wind-damp category. It enters the Liver and Kidney channels. Its main action: expels Wind-Damp, tonifies Liver and Kidney.

Wǔ Jiā Pí Hear it pronounced in Mandarin:
PinyinWǔ Jiā Pí (Wu Jia Pi)
Chinese五加皮
EnglishSlender acanthopanax bark
Botanical nameAcanthopanax gracilistylus
CategoryExpel wind-damp
NatureWarm
FlavourAcrid, Bitter
ChannelsLiver, Kidney
Dosage4.5–9g
CautionsYin deficiency with Heat; no Wind-Damp pattern

Actions

  • Expels Wind-Damp, tonifies Liver and Kidney
  • Strengthens sinews and bones
  • Promotes urination, reduces oedema

Indications

  • Wind-Damp Bi with Liver/Kidney deficiency
  • Weak bones and sinews
  • Developmental delay in children
  • Oedema

How to remember Wǔ Jiā Pí

Expel wind-damp herbs are mostly bitter, and most enter the Liver and Kidney channels.

You can work these out
Bitter: like most Expel wind-damp herbs
Liver and Kidney channels: from its action “tonifies Liver and Kidney”
Learn by heart
Warm: Expel wind-damp herbs vary in nature
Acrid: unusual for Expel wind-damp herbs (most are bitter)

Other Expel wind-damp herbs

Test yourself

What is the nature and flavour of Wǔ Jiā Pí?

Wǔ Jiā Pí is warm and acrid and bitter.

Which channels does Wǔ Jiā Pí enter?

Wǔ Jiā Pí enters the Liver and Kidney channels.

What are the actions of Wǔ Jiā Pí?

Expels Wind-Damp, tonifies Liver and Kidney; Strengthens sinews and bones; Promotes urination, reduces oedema.

What is Wǔ Jiā Pí used for?

Wind-Damp Bi with Liver/Kidney deficiency; weak bones and sinews; developmental delay in children; oedema.

Practise Wǔ Jiā Pí and the other 290 herbs

Recognise each herb from its picture, recall its nature, flavour, channels and actions, and review it again just before you would forget it.

Try the 5-question herb quiz

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Shen Study is a study tool. Doses and cautions are as taught in standard Chinese materia medica texts; they are not prescribing advice.