What Is Selank?
Selank is a synthetic heptapeptide analog of the naturally occurring immunomodulatory peptide tuftsin, developed for neuroscience research. It is widely used as a tool compound in anxiety, cognition, and neuroimmune signaling models. Greatest Peptides supplies Selank as a >99% pure lyophilized powder for laboratory research use only.
Selank, a synthetic heptapeptide investigated in CNS research (lyophilized). For research use only.
Purity: ≥98% HPLC (see batch COA); identity confirmed by LC-MS. A batch-specific Certificate of Analysis (COA) is available for each lot. For laboratory and research use only. Not for human or animal consumption.
Selank Research Overview
In published preclinical literature, Selank has been investigated for its influence on brain-derived neurotrophic factor (BDNF) expression, GABAergic and serotonergic signaling, and modulation of interleukins and other immune markers. As a stabilized tuftsin analog, it is frequently used as a model compound in studies of anxiolytic and neuroimmune mechanisms.
These observations describe outcomes reported in laboratory and animal research models only. Selank is a research chemical — it is not a dietary supplement, drug, or therapeutic product, and nothing here describes effects in humans.
Related Research Topics
- Selank vs. Semax in behavioral research
- Selank and BDNF expression
- Tuftsin-analog peptides in neuroimmune research
Frequently Asked Questions
What is Selank used for in research?
Selank is used strictly as a tool compound in laboratory research, as described in the overview above. It is studied in controlled models only.
Is Selank research use only?
Yes. All compounds from Greatest Peptides are supplied strictly for laboratory and research use only. They are not intended for human or veterinary use.
What purity is your Selank?
Supplied at 99%+ HPLC purity with a batch-specific Certificate of Analysis (COA) confirming purity by HPLC and identity by mass spectrometry for your exact lot.
How should Selank be stored?
Lyophilized Selank is typically kept refrigerated and protected from light for short-term handling, and frozen (-20°C) for longer-term storage.
How is Selank supplied?
Selank ships as a white lyophilized powder, 10 mg per vial, requiring reconstitution with a suitable solvent prior to research use.



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