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Reishi: study protocols

21 study groups say how much Reishi participants took a day. These are the doses the studies gave. They are not a recommendation.

Reishi: what the research found →

Dose per serving from products

1,112 products in our catalogue print how much Reishi a serving holds.

Most common: 250 mg to 500 mg, 25% of 1,112 products.

Dose per servingProducts
5 mg or less
13
5 mg to 10 mg
114
10 mg to 25 mg
124
25 mg to 50 mg
112
50 mg to 100 mg
131
100 mg to 250 mg
227
250 mg to 500 mg
278
500 mg to 1 g
82
over 1 g
31

Dose per serving from research

21 study groups in 13 studies say how much Reishi participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 500 mg to 1 g, 24% of 21 study groups.

Daily doseStudy groups
5 mg or less
1
5 mg to 10 mg
2
10 mg to 25 mg
0
25 mg to 50 mg
0
50 mg to 100 mg
1
100 mg to 250 mg
2
250 mg to 500 mg
2
500 mg to 1 g
5
1 g to 2.5 g
4
2.5 g to 5 g
2
5 g to 10 g
2

Commonly used together

1 of 21 study groups took Reishi with something else, but nothing that 3 or more different studies gave.

21 study groups

Study
Efficacy of Lingzhi or Reishi Medicinal Mushroom Ganoderma lucidum (Agaricomycetes) Supplementation on Psychological Stress and Selective Fitness Profile Parameters in Female College Students in West Bengal, India
2024 · GL500mg group · Female college students in West Bengal, India; age 20.64 ± 3.21 years overall; sedentary
500 mg30 days26
Efficacy of Lingzhi or Reishi Medicinal Mushroom Ganoderma lucidum (Agaricomycetes) Supplementation on Psychological Stress and Selective Fitness Profile Parameters in Female College Students in West Bengal, India
2024 · GL1000mg group · Female college students in West Bengal, India; age 20.64 ± 3.21 years overall; sedentary
1 g30 days26
A Placebo-Controlled, Pseudo-Randomized, Crossover Trial of Botanical Agents for Gulf War Illness: Reishi Mushroom (Ganoderma lucidum), Stinging Nettle (Urtica dioica), and Epimedium (Epimedium sagittatum)
2021 · Lower-dose reishi · Men aged 44–65 with Gulf War Illness
1.6 g30 days10
A randomized, double-blind and placebo-controlled study of a Ganoderma lucidum polysaccharide extract in neurasthenia
2005 · Ganopoly group · Chinese adults with neurasthenia diagnosed according to ICD-10 criteria
5.4 g8 weeks62
Preliminary Efficacy and Safety of Reishi & Privet Formula on Quality of Life Among Non-Small Cell Lung Cancer Patients Undergoing Chemotherapy: A Randomized Placebo-Controlled Trial
2020 · RPF group · Adults aged 18–75 with non-small cell lung cancer undergoing chemotherapy
450 mg6 weeks61
Effect of an extract of Ganoderma lucidum in men with lower urinary tract symptoms: a double-blind, placebo-controlled randomized and dose-ranging study
2008 · G. lucidum of 60 mg · Men aged 50 years or older with lower urinary tract symptoms, IPSS at least 5 and PSA below 4 ng/mL
60 mg8 weeks14
Effect of an extract of Ganoderma lucidum in men with lower urinary tract symptoms: a double-blind, placebo-controlled randomized and dose-ranging study
2008 · G. lucidum of 0.6 mg · Men aged 50 years or older with lower urinary tract symptoms, IPSS at least 5 and PSA below 4 ng/mL
600 mcg8 weeks12
Effect of an extract of Ganoderma lucidum in men with lower urinary tract symptoms: a double-blind, placebo-controlled randomized and dose-ranging study
2008 · G. lucidum of 6 mg · Men aged 50 years or older with lower urinary tract symptoms, IPSS at least 5 and PSA below 4 ng/mL
6 mg8 weeks12
A Placebo-Controlled, Pseudo-Randomized, Crossover Trial of Botanical Agents for Gulf War Illness: Reishi Mushroom (Ganoderma lucidum), Stinging Nettle (Urtica dioica), and Epimedium (Epimedium sagittatum)
2021 · Higher-dose reishi · Men aged 44–65 with Gulf War Illness
3.2 g30 days10
Randomized clinical trial of an ethanol extract of Ganoderma lucidum in men with lower urinary tract symptoms
2008 · G. lucidum extract · Men over age 49 with slight-to-moderate lower urinary tract symptoms
6 mg12 weeks—
GANODERMA LUCIDUM IMPROVES PHYSICAL FITNESS IN WOMEN WITH FIBROMYALGIA
2015 · Ganoderma lucidum group · Women with fibromyalgia; age range not reported
6 g6 weeks—
Clinical Evaluation of Ganoderma lucidum Spore Oil for Triglyceride Reduction: A Randomized, Double-Blind, Crossover Study
2025 · intervention group · Adults aged 18–65 with borderline-high triglycerides (1.70–2.25 mmol/L)
1 g12 weeks58
The role of polysaccharide peptide of Ganoderma lucidum as a potent antioxidant against atherosclerosis in high risk and stable angina patients
2018 · High risk patients · High-risk adults classified by Framingham risk score, without ischemic symptoms; ages and sex not specified
750 mg90 days37
The role of polysaccharide peptide of Ganoderma lucidum as a potent antioxidant against atherosclerosis in high risk and stable angina patients
2018 · Stable angina patients · Adults with stable angina; ages and sex not specified
750 mg90 days34
Ganoderma lucidum ('Lingzhi'); acute and short-term biomarker response to supplementation
2004 · 10-day Lingzhi supplementation · healthy volunteers; age and sex not specified
720 mg10 days10
Study of potential cardioprotective effects of Ganoderma lucidum (Lingzhi): results of a controlled human intervention trial
2012 · Lingzhi · Patients with borderline elevations of blood pressure and/or cholesterol
1.44 g12 weeks26
Ganoderma lucidum dry extract supplementation modulates T lymphocyte function in older women
2024 · Ganoderma lucidum group · Older women
2 g8 weeks23
Ganoderma lucidum ('Lingzhi'); acute and short-term biomarker response to supplementation
2004 · single-dose Lingzhi, 1.1 g · healthy volunteers; age and sex not specified
1.1 g1 day10
Triterpenoids and polysaccharide peptides-enriched Ganoderma lucidum: a randomized, double-blind placebo-controlled crossover study of its antioxidation and hepatoprotective efficacy in healthy volunteers
2017 · Ganoderma lucidum (GL) · Healthy middle-aged volunteers aged 40–54 with mild liver dysfunction, including elevated GOT and GPT and fatty liver; both sexes
225 mg26 weeks39
Triterpenoids and polysaccharide peptides-enriched Ganoderma lucidum: a randomized, double-blind placebo-controlled crossover study of its antioxidation and hepatoprotective efficacy in healthy volunteers
2017 · Ganoderma lucidum (GL) · Healthy middle-aged volunteers aged 40–54 with mild liver dysfunction, including elevated GOT and GPT and fatty liver; both sexes
225 mg26 weeks39
Ganoderma lucidum ('Lingzhi'); acute and short-term biomarker response to supplementation
2004 · larger single-dose Lingzhi, 3.3 g · healthy volunteers; age and sex not specified
3.3 g1 day7
Reishi: study protocols | supp.fit