P21: The Complete Guide to the Neurogenesis Amplifier

P21: The Complete Guide to the Neurogenesis Amplifier

The Peptide Index
Published on: 26/01/2026

Complete guide to P21, the CNTF mimetic peptide that amplifies endogenous neurogenesis by neutralizing blocking antibodies. Covers mechanisms, the BDNF/TrkB pathway, Alzheimer's research, dosing protocols, and realistic expectations for cognitive enhancement.

Cognitive Peptides