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Reishi (Ganoderma lucidum)


Reishi Overview:

Reishi is a medicinal forest-grown fungus. It's highly revered in tradtional medical systems across Asia for its powerful immune-enhancing and longevity promoting benefits.

Medicinal mushrooms are notorious for their complex immunological benefits involving bidirectional changes to various immune processes. Reishi is no different, and is often thought to be the most significant medicinal mushroom species of all. It's popular for prevention and treatment of many immune-related conditions including cancer, autoimmunity, underactive immune function, and both acute and chronic infections.


+ Indications

  • High cholesterol
  • Heart palpitations
  • Hyperlipidemia
  • High blood pressure
  • Food sensitivities
  • Cancer
  • Diabetes
  • Allergies
  • Viral infection (including HIV and herpes simplex virus)
  • Neuralgia
  • Bronchitis and asthma

+ Contraindications

  • Caution advised in combination with ACE inhibitory medictions

Herbal Actions:

  • Adaptogen
  • Immunomodulator
  • Analgesic
  • Muscle relaxant
  • Nervine Relaxant
  • Hepatoprotective
  • Pulmonary trophorestorative
  • Cardiotonic
  • Chemoprotective
  • Anti-Cancer
  • Antiviral
  • Antibacterial

How Do I Use Reishi?

Reishi has many uses, however, the main uses involve the immune system. It has the unique ability to both stimulate and inhibit immune function, making it useful for nearly any type of immune dysfunction. It's used as a supportive treatment for cancer therapy and infection to increase the bodies immune response, as well as with autoimmune conditions to reduce overactive immune sensitivity.

Reishi is also used for chronic anxiety, depression, and hyperactivity. In traditional Chinese medicine, it's popular for treating lung conditions such as wheezing, excessive phlem production, and chronic coughing.


Weekly Dose

Part Used

  • Fruiting body, Spores, Mycelium

Family Name

  • Ganodermataceae


  • Asia, Europe, and North America

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Constituents of Interest

  • beta-glucans
  • Ergosterol

Common Names

  • Reishi
  • Ling Zhi
  • Saiwai-Take
  • Kishiban


  • Unknown


  • Neutral


  • No adverse reactions expected.


  • Bitter

Duration of Use

  • Suitable for long term use.

Mycological Info:

There are about 80 different species of Ganoderma, many of which are used as medicine to varying degrees. The Ganodermataceae contains 8 genera and roughly 300 different species.


Research Overview:

Still compiling research.


Clinical Applications Of Reishi:

Reishi is used as a supportive agent for cancer, autoimmune conditions, cardiovascular dysfunctions, respiratory dysfunctions, viral and bacterial infection, and hypertension. It's rarely used on its own, but makes for a great addition to herbal formulations.



Caution advised in combination with ACE inhibitor medications due to potential drug interactions.



Justin Cooke

The Sunlight Experiment

(Updated November 2018)


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