Quick Facts
| Latin Name | Amorphophalophis Rivieri Rhizoma |
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| Chinese Name & Pinyin | 魔芋 · Mo Yu |
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| Medicinal Part | Roots and rhizomes |
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| Efficacy Category | Phlegm-resolving |
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| Botanical Origin | The dried tuber of Amorphophallus rivieri Durieu (Araceae). |
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| Nature & Flavour | Acrid, Bitter; Cold; Toxic |
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| Channels Entered | Lung, Stomach |
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What Is Mo Yu?
Mo Yu (Konjac Rhizome) is a medicinal herb of Traditional Chinese Medicine.
Primarily produced in the Chinese provinces of Yunnan, Guizhou, Sichuan, Hunan, Guangdong, Guangxi.
Nature & Flavour: Acrid, Bitter; Cold; Toxic
Channels Entered: Lung, Stomach
Mo Yu: Materia Medica Profile
Identification & Quality Standard
Amorphophalophis Rivieri Rhizoma
Botanical Origin
The dried tuber of Amorphophallus rivieri Durieu (Araceae).
Production Regions
Primarily produced in the Chinese provinces of Yunnan, Guizhou, Sichuan, Hunan, Guangdong, Guangxi.
Quality Requirements
Superior medicinal material is large, heavy, white starchy.
Macroscopic Features
Flattened spherical, 5~15cm diameter. Externally grayish-brown or dark brown, with rough wrinkles and residual root scars. Heavy, hard; cut surface is white or pale gray, starchy. Faint odor, taste pungent and bitter (raw is irritating, must be processed).
Traditional TCM Properties
Acrid, Bitter; Cold; ToxicLungStomach
Traditional Functions
Resolves phlegm and dissipates accumulation, resolves toxin and dissipates nodules, moves stasis and stops pain.
How Mo Yu Is Used in TCM
In the Chinese materia medica, Mo Yu is classified among the Phlegm-resolving herbs.
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.
