Ganoderma lucidum
Reishi
SleepStressImmunityLongevity
CategoryAdaptogen
Dose500–2,000 mg/day
Beta-glucan25–35%
Timing1–2 hours before bed
Key compound
Triterpenoids (ganoderic acids)
Overview
Reishi has over 2,000 years of use in traditional Chinese medicine. Its ganoderic acids modulate cortisol, improve sleep architecture, and support immune function. Clinical data supports use for sleep quality, stress response, and broad immune modulation.
Primary citation
Cui XY, Cui SY, Zhang J, et al. · 2012
Extract of Ganoderma lucidum prolongs sleep time in rats
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