Editorial Disclosure: GLP-1 Editorial is an editorial publication operated by Ranika Editorial Group LLC. We do not provide medical care, prescribe medication, manufacture or compound medication, or sell GLP-1 treatment. Our rankings are based on our published v3.0 transparency rubric, publicly available provider information, cited sources, and periodic review updates. If a provider relationship, sponsorship, affiliate relationship, or material connection exists, it is disclosed on the relevant page and at /affiliate-disclosure.html.
Last reviewed: May 31, 2026
Next scheduled review: June 30, 2026
Reviewed by: Dr. Sam Saberian, Lead Medical Researcher
Edited by: Julliana Edwards, Editor
Methodology: GLP-1 Editorial v3.0 rubric
Cognitive Enhancement · Provider Directory · Updated 2026-05-11

Cognitive Enhancement Peptides

Cognitive peptides target memory consolidation, neurogenesis, and anxiolytic effects via neuropeptide receptor systems. The most-prescribed via U.S. telehealth include Semax, Selank, Cerebrolysin, Dihexa, and P21. These are research-only in the U.S. and dispensed via 503A compounding pharmacies with prescriber supervision.

6 peptides covered v3.0 rubric Updated 2026-05-11 Availability varies by state + DC
SS
Editorial team
Dr. Sam Saberian · Lead Medical Researcher
Medical review by Alen A. Schwartz, MD · Edited by Julliana Edwards · Last updated 2026-05-11

Peptides in this category

Cognitive
Semax
Nootropic heptapeptide
 Cognitive
Selank
Anxiolytic heptapeptide
 Cognitive
Cerebrolysin
Neurotrophic peptide complex
 Cognitive
Dihexa
PNB-0408, HGF/Met activator
 Cognitive
P21
Ciliary neurotrophic factor mimetic
 Cognitive
PE-22-28
Anti-depressant peptide

Top telehealth providers for cognitive enhancement

See the full provider directory for complete profiles, pricing, and v3.0 transparency scoring.

Editorial team

Reviews authored by Dr. Sam Saberian (Lead Medical Researcher), medically reviewed by Alen A. Schwartz, MD, and edited by Julliana Edwards (Editor). About our team →

Related categories

Important medical and regulatory disclosure: Compounded semaglutide and compounded tirzepatide are not FDA-approved. They are not the same as Ozempic, Wegovy, Mounjaro, or Zepbound. Compounded medications may be prescribed only when clinically appropriate after review by a licensed medical provider. GLP-1 Editorial does not provide medical advice, prescribe medication, manufacture medication, or operate a pharmacy.