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Lion's Mane Dosage Guide

Evidence:Moderate
·

This content is for informational purposes only and does not constitute medical advice. Statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary — consult your healthcare provider before starting any supplement. Full disclaimer

General Dosage

500-3000mg daily of fruiting body extract, standardized to >30% beta-glucans

Maximum dose: 3000mg/day from supplements (higher doses not well-studied)

Dosage Recommendations

General recommendation: 500-3000mg daily of fruiting body extract, standardized to >30% beta-glucans

Timing: Consistent daily use for 4-8+ weeks to notice benefits; can be taken any time of day • Take with food for best absorption.

Dosage by Condition

Cognitive support
1000-3000mg fruiting body extract dailyModerate
Neuroprotection
1000-3000mg daily, long-term useEmerging
Anxiety/depression
500-1000mg daily for 8+ weeksModerate
Gut health
500-1000mg dailyEmerging

Upper limit: 3000mg/day from supplements (higher doses not well-studied)

Timing & Absorption

Consistent daily use for 4-8+ weeks to notice benefits; can be taken any time of day

Best taken with food for optimal absorption.

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References

  1. RCTMori K, Inatomi S, Ouchi K, Azumi Y, Tuchida T (2009). Improving effects of the mushroom Yamabushitake (Hericium erinaceus) on mild cognitive impairment: a double-blind placebo-controlled clinical trial. Phytotherapy Research. DOI PubMed
  2. Lai PL, Naidu M, Sabaratnam V, et al. (2013). Neurotrophic properties of the Lion's mane medicinal mushroom, Hericium erinaceus. International Journal of Medicinal Mushrooms. DOI PubMed
  3. RCTSaitsu Y, Nishide A, Kikushima K, Shimizu K, Ohnuki K (2019). Improvement of cognitive functions by oral intake of Hericium erinaceus. Biomedical Research. DOI PubMed
  4. Surendran G, Saye J, Binti Mohd Jalil S, Spreadborough J, et al. (2025). Acute effects of a standardised extract of Hericium erinaceus (Lion's Mane mushroom) on cognition and mood in healthy younger adults: a double-blind randomised placebo-controlled study.. Frontiers in nutrition. DOI PubMed
  5. ReviewMenon A, Jalal A, Arshad Z, Nawaz FA, et al. (2025). Benefits, side effects, and uses of Hericium erinaceus as a supplement: a systematic review.. Frontiers in nutrition. DOI PubMed
  6. Shu MY, Zhang XC, Zuo L, Jiang FL, et al. (2025). Effects of fungal supplementation on endurance, immune function, and hematological profiles in adult athletes: a systematic review and meta-analysis.. Frontiers in nutrition. DOI PubMed
  7. RCTDocherty S, Doughty FL, Smith EF (2023). The Acute and Chronic Effects of Lion's Mane Mushroom Supplementation on Cognitive Function, Stress and Mood in Young Adults: A Double-Blind, Parallel Groups, Pilot Study.. Nutrients. DOI PubMed
Show 1 more reference
  1. La Monica MB, Raub B, Ziegenfuss EJ, Hartshorn S, et al. (2023). Acute Effects of Naturally Occurring Guayusa Tea and Nordic Lion's Mane Extracts on Cognitive Performance.. Nutrients. DOI PubMed