Evidence topic

Brain & Cognitive Performance

Browse cognition and neuroprotection evidence without treating biomarkers or animal findings as proven human benefit.

How to read this page

Topic and body-area searches help discovery. They do not imply that evidence from one population, route or body site transfers to another.

Limited/regional human stroke evidence; no established healthy nootropic efficacy

Human clinical evidence — indication-dependent / regionally marketed

Limited older human clinical evidence; healthy cognitive enhancement unestablished

No established human efficacy evidence; a prominent foundational preclinical HGF/c-Met paper was formally retracted in 2025.