Traditional Use in East Asian Medicine

Historical Context

Medicinal mushrooms represent one of the oldest and most continuous traditions in natural medicine. Written records document their use for at least 2,000 years, with archaeological evidence suggesting use stretching back much further.

Traditional Chinese Medicine (TCM)

Key Texts

• Shen Nong Ben Cao Jing (Divine Farmer’s Materia Medica, ~200 CE): One of the earliest Chinese pharmacopoeias; classifies Reishi (Ling Zhi) as a “superior” herb — meaning it can be taken long-term without toxicity
• Ben Cao Gang Mu (Compendium of Materia Medica, 1578 CE, Li Shizhen): Comprehensive listing of medicinal fungi including Reishi, Cordyceps, Poria, and others
• Chinese Pharmacopoeia (current edition): Official government pharmacopoeia listing species with standardized quality requirements

TCM Classification of Key Fungi

TCM Principles

In TCM, medicinal mushrooms are valued for:

• Tonifying Qi (vital energy): Reishi, Cordyceps
• Nourishing Yin: Tremella, Cordyceps
• Calming the Shen (spirit/mind): Reishi
• Strengthening the Spleen: Lion’s Mane, Poria
• Supporting the Lungs: Cordyceps, Reishi
• Tonifying the Kidneys: Cordyceps

Japanese Kampo Medicine

Historical Use

Japan has a distinct tradition of medicinal mushroom use, influenced by but distinct from Chinese medicine:

• Reishi (Mannentake): “10,000-year mushroom” — longevity and spiritual practice
• Shiitake: Both culinary and medicinal; cultivated since the 12th century using the shii tree log method
• Maitake (Dancing Mushroom): Named because foragers reportedly danced with joy upon finding it
• Yamabushitake (Lion’s Mane): Named after the Yamabushi mountain monks who resembled the mushroom’s cascading spines

Modern Japanese Pharmaceutical Integration

Japan is unique in having integrated mushroom-derived compounds into mainstream medicine:

• PSK (Krestin): Extracted from Turkey Tail; approved pharmaceutical since 1977 for gastric and colorectal cancer adjunct therapy
• Lentinan: Extracted from Shiitake; approved injectable for gastric cancer since 1985
• Schizophyllan (SPG): From Schizophyllum commune; approved for cervical cancer

These represent the highest level of clinical validation for any medicinal mushroom compounds globally.

Korean Traditional Medicine

Key Contributions

Korean traditional medicine (Hanbang) shares roots with TCM but has developed distinctive practices:

• Sanghwang (Phellinus linteus / Meshima): One of the most valued medicinal mushrooms in Korean tradition; extensive Korean research on immune modulation and cancer
• Yeongji (Reishi): Used similarly to Chinese Ling Zhi
• Cordyceps: Highly valued for vitality and sexual health

Korean Research Contributions

South Korea has produced significant modern research on medicinal mushrooms:

• Extensive studies on Phellinus linteus (Meshima)
• Development of standardized extraction methods
• Clinical trials on immune function in cancer patients

Siberian and Northern European Folk Medicine

Chaga Tradition

Chaga (Inonotus obliquus) has a distinct traditional use outside East Asia:

• Used as a folk medicine in Russia, Finland, and other Northern European/Siberian cultures
• Traditional preparation as a tea or decoction
• Aleksandr Solzhenitsyn’s novel “The Cancer Ward” (1968) brought Chaga to broader Western awareness
• Russian research on Chaga dates to the 1950s-1960s

Birch Polypore

Fomitopsis betulina (Birch Polypore) was found with Otzi the Iceman (c. 3300 BCE), suggesting medicinal mushroom use in prehistoric Europe.

From Traditional Use to Modern Evidence

The traditional use of medicinal mushrooms provides:

1. Safety signals: Thousands of years of use establishes a basic safety profile
2. Indication hints: Traditional uses often guide modern research directions
3. Dosing frameworks: Traditional preparation methods inform modern dosing
4. Species selection: The most traditionally valued species tend to have the strongest modern evidence

However, traditional use alone is insufficient for clinical claims. Modern validation through:

• Identification of specific bioactive compounds
• Mechanism of action studies
• Randomized controlled trials
• Standardized extract development

…is essential for establishing evidence-based recommendations.

Sources

• Wasser (2005) “Reishi or Ling Zhi (Ganoderma lucidum)” Encyclopedia of Dietary Supplements
• Hobbs (1995) “Medicinal Mushrooms” Botanica Press
• Chang & Miles (2004) “Mushrooms: Cultivation, Nutritional Value, Medicinal Effect, and Environmental Impact” CRC Press
• Mizuno (1999) “The development of medicinal mushrooms in Japan” Int J Med Mushrooms
• Kim (2005) “Medicinal mushrooms in Korean medicine” Int J Med Mushrooms
• Shashkina et al. (2006) “Chemical and medicobiological properties of Chaga” Pharm Chem J