🚚 FREE SHIPPING ON ORDERS $200+3rd Party Lab TestedHPLC + MS TestedSame Day Dispatch99%+ Verified PurityTexas Based & OperatedSecure Checkout🚚 FREE SHIPPING ON ORDERS $200+3rd Party Lab TestedHPLC + MS TestedSame Day Dispatch99%+ Verified PurityTexas Based & OperatedSecure Checkout🚚 FREE SHIPPING ON ORDERS $200+3rd Party Lab TestedHPLC + MS TestedSame Day Dispatch99%+ Verified PurityTexas Based & OperatedSecure Checkout🚚 FREE SHIPPING ON ORDERS $200+3rd Party Lab TestedHPLC + MS TestedSame Day Dispatch99%+ Verified PurityTexas Based & OperatedSecure Checkout
TX Research Peptides
Selank research peptide vial≥99% Purity

Cognitive & Longevity

Selank

≥99% PurityChecking Stock

Synthetic heptapeptide investigated in cognitive and behavioral research.

$55

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About this compound

Molecular Specifications

Selank is a synthetic heptapeptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro) developed at the Institute of Molecular Genetics of the Russian Academy of Sciences as a stabilized analog of tuftsin — an endogenous immunomodulatory tetrapeptide (Thr-Lys-Pro-Arg). Selank has published Phase 1 and Phase 2 clinical data for anxiety-related conditions, making it one of the more clinically characterized research peptides in the nootropic and anxiolytic research space.

GABA-A and Anxiolytic Research

Published research has investigated Selank's interactions with the GABAergic system, particularly GABA-A receptor modulation. Studies in rodent models have documented anxiolytic effects in standardized anxiety assays (elevated plus maze, open field test) with a different mechanism profile than benzodiazepines — Selank does not appear to cause tolerance or withdrawal effects in animal models at studied doses.

Additional mechanistic research has examined Selank's effects on: enkephalin metabolism (enkephalinase inhibition), BDNF (brain-derived neurotrophic factor) expression in hippocampal and cortical tissue, and serotonin and dopamine system interactions in rodent behavioral models.

Research Applications

  • GABA-A receptor modulation and anxiolytic mechanism research
  • Enkephalin degradation pathway studies
  • BDNF expression research in neural tissue
  • Anxiety behavioral pharmacology in rodent models
  • Immunomodulatory pathway research (NK cell, T-cell biology)
  • Nootropic mechanism research — memory and learning models

Storage & Handling

Store lyophilized powder at −20°C for long-term stability; short-term 2–8°C is acceptable. Reconstitute with bacteriostatic water; keep refrigerated at 2–8°C after reconstitution and use within typical research timelines.

For laboratory and research use only. Not for human or veterinary use, diagnostic, or therapeutic applications. Statements have not been evaluated by the FDA.

Research Disclaimer: The information below is provided for laboratory and research-use-only educational purposes. It is not medical advice. Selank is not intended for human or veterinary use, diagnosis, or therapy, and statements have not been evaluated by the FDA.

Compound Overview

What is Selank?

Selank is a research peptide supplied by TX Research Peptides for laboratory investigation. It is provided as a lyophilized powder, manufactured to a minimum purity of 99% as confirmed by reverse-phase HPLC and electrospray-ionization mass spectrometry. Selank is studied in vitro and in animal models in the cognitive & longevity research category.

Research Applications

Selank in research models

Independent investigators have studied Selank in cell-culture and rodent models to characterize its biochemical activity. All references to research applications describe published in-vitro or animal studies — Selank is not approved for human or veterinary use and TX Research Peptides makes no health, therapeutic, or efficacy claims. See the Citations section for primary literature where available.

Mechanism of Action

Receptor & pathway interactions studied

Published research describes Selank interacting with receptor systems and signaling pathways relevant to its compound class. Specific receptor binding, downstream second-messenger activity, and dose-response profiles are documented in peer-reviewed laboratory studies; researchers should consult primary literature when designing experiments.

Purity & Testing

HPLC + mass-spec verification

Every batch of Selank is analyzed by reverse-phase HPLC for purity (≥99% by area) and by electrospray-ionization mass spectrometry for molecular-weight identity confirmation. Lot-specific Certificates of Analysis are provided for the strength you order and are linked above as well as on the product page gallery.

Storage & Reconstitution

Handling lyophilized peptides

Store the lyophilized Selank powder at −20°C for long-term stability; short-term storage at 2–8°C is acceptable. Reconstitute with bacteriostatic water immediately prior to use; once reconstituted, keep refrigerated at 2–8°C and use within typical research timelines. This guidance is concentration / reconstitution information only and is not human dosing advice.

Researchers typically reconstitute with bacteriostatic water. Browse research supplies →

Frequently Asked

Selank research FAQ

What purity is Selank tested to?+

Every batch of Selank is tested by HPLC for purity (≥99% by area) and confirmed by mass spectrometry. The lot-specific Certificate of Analysis is available on this product page.

Is Selank intended for human use?+

No. Selank is supplied strictly for laboratory and research-use-only investigation. It is not intended for human or veterinary use, diagnosis, or therapy.

How should Selank be stored?+

Store the lyophilized powder at −20°C for long-term stability. After reconstitution with bacteriostatic water, store at 2–8°C and use within typical research timelines.

Do you ship within the United States?+

Yes. TX Research Peptides ships Selank domestically within the US with flat-rate shipping. Orders ship from the US for fast delivery to research labs.

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