Mu Dan Pi (Moutan Cortex) TCM Herb Guide

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Mu Dan Pi (Paeonia suffruticosa), commonly known as Moutan Cortex or Tree Peony Root Bark, is an important heat-clearing and blood-cooling herb in Traditional Chinese Medicine (TCM). For centuries, it has been valued for its ability to clear heat, cool the blood, and invigorate blood circulation.

In classical Chinese herbal medicine, Mu Dan Pi is frequently included in formulas designed to clear heat from the blood level, move blood stasis, and address patterns involving heat and stagnation.

Because of its dual ability to cool and move the blood, Mu Dan Pi is considered a key herb for addressing heat in the blood combined with stagnation.

TCM Classification

Category: Heat-Clearing Herbs that Cool the Blood
Flavor: Bitter, Acrid
Temperature: Slightly Cold

Channels Entered

  • Heart

  • Liver

  • Kidney

Traditional Actions of Mu Dan Pi

In Traditional Chinese Medicine, Mu Dan Pi is traditionally used to:

  • Clear heat

  • Cool the blood

  • Invigorate blood circulation

  • Dispel blood stasis

  • Clear deficiency heat

Because of these actions, Mu Dan Pi is commonly included in formulas addressing heat in the blood, blood stasis, and deficiency heat patterns.

Botanical Information

Botanical Name: Paeonia suffruticosa
Family: Paeoniaceae

Mu Dan Pi is derived from the root bark of the tree peony, a flowering plant native to China. The bark is harvested, peeled, and dried for medicinal use.

The herb is known for its reddish-brown appearance and has been cultivated for both medicinal and ornamental purposes for centuries.

Mu Dan Pi remains a widely used herb in traditional Chinese medicine.

Historical Use in Chinese Medicine

Mu Dan Pi has been recorded in Chinese medical texts for over two thousand years and appears in classical formulas such as Liu Wei Di Huang Wan, where it is used to address deficiency heat and balance the formula.

Historically, it has been valued for its ability to cool the blood while promoting circulation, making it an important herb in treating complex heat and stagnation patterns.

Herbs Often Used With Mu Dan Pi

Mu Dan Pi is frequently combined with other herbs to enhance its ability to cool and move the blood.

Common companion herbs include:

  • Chi Shao (Red Peony Root) – cools the blood and invigorates blood circulation

  • Sheng Di Huang (Rehmannia Root) – cools the blood and nourishes Yin

  • Zhi Mu (Anemarrhena Rhizome) – clears heat and nourishes Yin, especially in deficiency heat patterns

  • Huang Qin (Chinese Skullcap Root) – clears heat and dries dampness

These herbs are often combined in classical formulas to clear heat, cool the blood, and restore proper circulation.

Mu Dan Pi in Traditional Herbal Formulas

In Traditional Chinese Medicine, Mu Dan Pi is rarely used alone and is instead included in multi-herb formulas.

It plays an important role in formulas designed to:

  • Clear heat from the blood level

  • Move blood and dispel stasis

  • Address deficiency heat

This makes Mu Dan Pi especially valuable for practitioners creating custom herbal formulas.

Important Disclaimer

The information provided on this page reflects traditional herbal knowledge and historical use within Chinese medicine and is intended for educational purposes only.

Plum Dragon Herbs products are raw botanical materials and are not intended to diagnose, treat, cure, or prevent any disease.

Statements on this website have not been evaluated by the Food and Drug Administration (FDA).

Always consult a qualified healthcare professional before using herbal products, particularly if you are pregnant, nursing, taking medications, or have a medical condition.

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