Reishi
Commonly used for
SleepImmunityInflammationFocusHealthy Aging
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The cheapest product is usually low quality, but more expensive doesn’t always mean better.
What is it? / Overview
Reishi contains beta-glucans and triterpenes that may influence immune function and inflammatory pathways. Although laboratory data are extensive, human evidence is limited and most clinically observed benefits are modest.
How is it used? / Administration
Form: Fruiting body extract standardized for beta-glucans and triterpenes
Typical dose studied: 1,000–3,000 mg/day
Timing: With meals; many prefer evening use
Evidence stronger for immune modulation than stress reduction. Choose standardized extracts with verified beta-glucan content.
How well does it work? / Evidence
? Emerging / limited evidence
Who should avoid it?
Avoid with: Bleeding disorder / Coagulopathy; Organ transplant (on immunosuppression)
Interacts with: Anticoagulants; Antiplatelets; Immunosuppressants; Antihypertensives
Already taking it? Avoid prolonged high-dose use without periodic reassessment.
Research & references
Jin X et al. (2016). Ganoderma lucidum for cancer treatment Cochrane review. Wachtel-Galor S et al. (2011). Ganoderma lucidum medicinal mushroom review. Herbal Medicine: Biomolecular and Clinical Aspects. Venturella G et al. (2021). Medicinal mushrooms bioactive compounds review. International Journal of Molecular Sciences.
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