Roots and rhizomesExterior-releasingRadix Saposhnikoviae

Fang Feng (Saposhnikovia Root)

防風 · Fang Feng

Exterior-releasing herb in Traditional Chinese Medicine. Traditional functions: Dispels wind to release the exterior pattern, dispels dampness and relieve pain, arrests convulsions.

In-Depth Guide

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Quick Facts

Latin NameRadix Saposhnikoviae
Chinese Name & Pinyin防風 · Fang Feng
Medicinal PartRoots and rhizomes
Efficacy CategoryExterior-releasing
Botanical OriginThe dried root of Saposhnikovia divaricate (Turcz.) Schischk.(Apiaceae).
Nature & FlavourAcrid, Sweet; Slightly warm
Channels EnteredBladder, Liver, Spleen

What Is Fang Feng?

Fang Feng (Saposhnikovia Root) is a medicinal herb of Traditional Chinese Medicine.

Primarily produced in eastern Inner Mongolia.

Nature & Flavour: Acrid, Sweet; Slightly warm
Channels Entered: Bladder, Liver, Spleen

Fang Feng: Materia Medica Profile

Identification & Quality Standard

Radix Saposhnikoviae

Botanical Origin

The dried root of Saposhnikovia divaricate (Turcz.) Schischk.(Apiaceae).

Production Regions

Primarily produced in eastern Inner Mongolia.

Quality Requirements

Superior medicinal material is thick and strong, thins and tight skin, without hairy head, fractured surface has brown rings and pale yellow center.

Macroscopic Features

Cylindrical or fusiform, slightly curved, 20~30cm long, head diameter is about 1cm, middle diameter is 1~1.5cm. Externally grayish-yellowish or grayish-brown. Root head has dense thin ring striations with thick brown hairs; apex has scars of stem; outer skin is wrinkled and rough, with irregular wrinkles and thin horizontal lines; both the scattered dirty-yellow long horizontally-oriented lenticels and the spotty raised scars of rootlets can be seen. Loose and soft texture, easily broken; fractured surface is not smooth; xylem is pale yellow, cortex is yellowish-brown with cracks and radial rays. faintly aromatic odor; slightly sweet taste.

Traditional TCM Properties

Acrid, Sweet; Slightly warmBladderLiverSpleen

Traditional Functions

Dispels wind to release the exterior pattern, dispels dampness and relieve pain, arrests convulsions. Apply to exterior syndrome due to wind-cold, headache, dizziness, rigid neck, rheumatic arthralgia with wind-cold, joint pain and sour, convulsion of limbs, tetanus.

How Fang Feng Is Used in TCM

In the Chinese materia medica, Fang Feng is classified among the Exterior-releasing herbs. It appears in 25 classical formulas in our library.

Formulas containing Fang Feng are traditionally used for:

FeverConstipationHeadacheCold LimbsMuscular StiffnessCoughNasal CongestionJoint DiscomfortSpontaneous SweatingSusceptible to ColdsFatigue & Low EnergyAllergic Rhinitis

Classical Formulas Containing Fang Feng

+8 more

Frequently Asked Questions

What is Fang Feng? Are Jing Jie, Qiang Huo and Du Huo the same?
Official Fang Feng (防风) is the dried root of Saposhnikovia divaricata. The pharmacopoeial name is Saposhnikoviae Radix. Jing Jie is acrid and slightly warm: releases the exterior, disperses wind, vents rashes and resolves sores; charred, it stops bleeding. Qiang Huo is acrid-bitter-warm: releases the exterior, disperses cold, expels wind, overcomes damp and stops pain—upper body. Du Huo is acrid-bitter and slightly warm: expels wind-damp and unblocks impediment—lower body. Write Fang Feng, dry-fried Fang Feng or charred Fang Feng. Use caution in blood-vacuity spasms and yin-vacuity fire.
What are the TCM properties and traditional uses of Fang Feng?
According to the Chinese Pharmacopoeia, Fang Feng is acrid, sweet and slightly warm, enters the Bladder, Liver and Spleen channels, and acts to expel wind and release the exterior, overcome damp and stop pain, and stop spasms. It is used for common-cold headache, wind-damp impediment pain, wind-rash itching and tetanus. Slightly warm and not drying, it may join either wind-cold or wind-heat—not blood-vacuity spasms or yin-vacuity fire.
How do you choose raw, fried or charred Fang Feng? Can Jing Jie replace it?
Releasing the exterior, expelling wind, overcoming damp and stopping spasms more often use the raw root. Frying eases the exterior action and may help stop diarrhea. Stopping bleeding uses charred Fang Feng. Schizonepeta more vents rashes and resolves sores; it cannot replace overcoming damp and stopping spasms by equal weight.
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Learn More About Fang Feng

Explore our in-depth article covering the traditional uses, properties, functions, and TCM context of Fang Feng.

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Medical Disclaimer — This article is provided for educational purposes only and describes traditional Chinese medicine concepts. It is not medical advice, and it is not intended to diagnose, treat, cure or prevent any disease. Always consult a qualified practitioner before using any herb, particularly if you are pregnant, nursing, taking medication or managing a diagnosed condition.

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