Peptide Injections AI
Selank peptide therapy
Cognitive EnhancementStrong Evidence

Selank Peptide Therapy

Benefits, Side Effects, Cost & Protocols

Selank peptide molecular structure diagram from PubChem

Selank is a nootropic anxiolytic peptide drug developed by the Institute of Molecular Genetics of the Russian Academy of Sciences. It is a synthetic analogue of human tuftsin that modulates brain activity and the immune system, potentially regulating serotonin and dopamine for cognitive stability and emotional balance.

ByChris Riley(CFA)&Alex Evans, PharmD, MBA(PharmD, MBA)|Updated

Clinically Reviewed

Reviewed by Alex Evans, PharmD, MBA · Updated May 2026

Evidence-Based

Sourced from FDA, PubMed & ClinicalTrials.gov · View sources

FDA Status
Banned from Compounding March 2024 Not eligible for compounding. Synthetic tuftsin analog not approved for human use in the US.
Evidence
Strong Evidence
Category
Cognitive Enhancement

Who Is Selank Best For?

Anxiety reductionCognitive enhancementStress reliefFocus improvement

How Selank Works

Modulates GABA, serotonin, and dopamine systems while influencing BDNF expression for combined anxiolytic and cognitive effects.

Selank FAQ

What is SELANK?

Selank is a synthetic peptide developed in Russia combining a tuftsin fragment with additional amino acids, researched for its anxiolytic (anti-anxiety) and nootropic effects.

How does SELANK work?

Modulates GABA, serotonin, and dopamine systems while influencing BDNF expression for combined anxiolytic and cognitive effects.

Is SELANK legal to buy?

SELANK is sold as a research chemical for laboratory use only. It is not approved for human use by the FDA. Regulations vary by jurisdiction.

Where can I buy SELANK?

SELANK is available as a research compound from verified online vendors. Always verify third-party testing before purchasing.

What category does SELANK belong to?

SELANK is primarily classified as a cognitive enhancement peptide. Nootropic peptides researched for cognitive function, memory, focus, neuroprotection, and neurogenesis.

What are the research benefits of SELANK?

SELANK has been studied for: Anxiety reduction, Cognitive enhancement, Stress relief, Focus improvement. Anxiolytic; combined cognitive and mood benefits.

Key Studies

135 total on PubMed0

[Optimization of the treatment of anxiety disorders with selank]

Medvedev VE, Tereshchenko ON, Kost NV et al

Zh Nevrol Psikhiatr Im S S Korsakova · Zh Nevrol Psikhiatr Im S S KorsakovaRCT

Combined selank and phenazepam treatment reduced benzodiazepine side effects while maintaining anxiolytic efficacy

[Efficacy and possible mechanisms of action of a new peptide anxiolytic selank in the therapy of generalized anxiety disorders and neurasthenia]

Zozulia AA, Neznamov GG, Siuniakov TS et al

Zh Nevrol Psikhiatr Im S S Korsakova · Zh Nevrol Psikhiatr Im S S KorsakovaRCT

Selank showed anxiolytic effects similar to medazepam with additional antiasthenic effects

[A comparison of the anxiolytic effect and tolerability of selank and phenazepam in the treatment of anxiety disorders]

Medvedev VE, Tereshchenko ON, Israelian AIu et al

Zh Nevrol Psikhiatr Im S S Korsakova · Zh Nevrol Psikhiatr Im S S KorsakovaRCT

Selank demonstrated anxiolytic and nootropic effects comparable to phenazepam with improved tolerability

Functional Connectomic Approach to Studying Selank and Semax Effects

Selank Compound Data

Selank peptide chemical structure and molecular formula from PubChem
Molecular Formula
C33H57N11O9
Molecular Weight
751.9 g/mol
IUPAC Name
(2S)-1-[2-[[(2S)-1-[(2S)-2-[[(2S)-1-[(2S)-6-amino-2-[[(2S,3R)-2-amino-3-hydroxy-butanoyl]amino]hexanoyl]pyrrolidine-2-carbonyl]amino]-5-guanidino-pentanoyl]pyrrolidine-2-carbonyl]amino]acetyl]pyrrolidine-2-carboxylic acid
View full compound on PubChem
Medical Disclaimer: The information on this page is for educational purposes only and does not constitute medical advice. Peptide therapies have not been evaluated by the FDA for most listed indications.All prices shown are estimates based on publicly available data and may not reflect current pricing — providers and brands set their own prices and can change them at any time. Always verify pricing directly with the provider before purchasing. Consult a licensed healthcare provider before starting any peptide protocol.

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