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★ = FDA-approved medical indication
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Evidence-based · Educational only
36+ Peptides indexed
Free research library
Free newsletter — subscribe below
★ = FDA-approved medical indication
Not medical advice — always consult a clinician
All peptides

P-21

Also known as: Ciliary Neurotrophic Factor peptide
Research / Investigational

P-21 is an 11-amino-acid peptide derived from ciliary neurotrophic factor investigated for stimulating adult neurogenesis without the systemic side effects of full-length CNTF.

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Overview

P-21 is an 11-amino-acid peptide derived from ciliary neurotrophic factor investigated for stimulating adult neurogenesis without the systemic side effects of full-length CNTF.

FDA Approval Status

Not approved by the FDA. Investigational or intended for research purposes only.

Mechanism of Action

Enhances neurogenesis via CNTF-receptor pathway.

Current Research

Rodent studies show enhanced hippocampal neurogenesis and memory.
Research strength: Preliminary

Potential Medical Uses

  • Investigational only

Potential Benefits

  • Potential cognitive support
  • Neurogenic activity in animals

Known Side Effects

  • Unknown long-term human safety

Contraindications

  • Pregnancy

Drug Interactions

  • Not well characterized

Administration Methods

  • Subcutaneous injection (research)

Half-life

Not well characterized

Reconstitution

Bacteriostatic water.

Storage & Handling

Refrigerated.

References & Sources

Frequently Asked Questions

Information on this page is educational and general in nature. It is not medical advice. Consult a qualified healthcare professional before making any medical decisions.