Benefits, side effects, and uses of Hericium erinaceus as a supplement: a systematic review

Frontiers in Nutrition review group

Published in Frontiers in Nutrition

Key Findings

Human trials remain small and heterogeneous; cognitive and mood signals are promising but not confirmed, with a good short-term safety record.

Evidence is preliminary despite widespread nootropic marketing.

Few trials, high risk of bias, short durations.

Herb

Human trials of Hericium erinaceus remain small and heterogeneous, with promising but unconfirmed cognitive and mood effects.

Human trials suggest possible but unconfirmed cognitive benefits of Hericium erinaceus.

Year:2025

Quality Score:7/10

This information is for educational purposes only. Always consult a healthcare professional before starting any supplement regimen.