Botanicals and fungi
Lion’s Mane
Hericium erinaceus, a mushroom studied for cognitive outcomes.
Small human study
About this ingredient
A small placebo-controlled human trial explored mild cognitive impairment. This is preliminary evidence for a specific preparation, not proof that a 12:1 extract treats Parkinson’s or Alzheimer’s. Extraction ratio alone does not specify active-compound content.
Questions and answers
Where is this ingredient listed?
The linked products below list this ingredient or a named form of it. Open the product for its current ingredient panel and available options.
Can I apply a study directly to a product containing this ingredient?
Check the species, plant part, preparation, amount and study population. An ingredient reference is not a trial of every finished product containing it.
Read the original sources
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Sources checked 11 November 2026.