Selank
Mood, calm and stress-resilience research.
$79.00 20% off
Selank is a synthetic analog of the immune peptide tuftsin, studied for its anxiolytic and nootropic properties without sedation. It is a key compound in the stress and mood research category.
What is selank?
Selank is a synthetic analog of tuftsin, a naturally occurring immune-regulating peptide. It was developed in Russia and has been studied in relation to anxiety, stress response and cognitive performance.
Its distinguishing feature in the research literature is that it appears to modulate stress signalling without the sedation profile that characterises older anxiolytic compounds, which is what makes selank for sale a recurring search among researchers working on stress and cognition.
Selank research applications
Published research covers anxiety and stress response, cognitive performance, and immune modulation through its tuftsin lineage. There is also work on BDNF and neurotransmitter signalling, particularly serotonin.
The literature is moderate in size and shares the translation and replication caveats common to Russian-origin peptide research.
How selank works
Research describes several proposed mechanisms. One involves influence on GABAergic signalling, relevant to anxiety pathways. Another concerns effects on BDNF, a protein involved in neuron growth and survival. A third relates to serotonin metabolism.
The immune connection is structural rather than incidental: tuftsin, from which selank is derived, is itself an immune-regulating peptide.
Selank for sale: specifications
| Specification | Detail |
|---|---|
| Compound | Selank |
| Class | Synthetic tuftsin analog |
| Form | Lyophilized powder, sealed vial |
| Purity | Minimum 98%, verified by HPLC |
| Identity | Confirmed by mass spectrometry |
| Testing | Independent third-party laboratory, per batch |
| Origin | Shipped from the United States |
Selank vs semax
| Property | Selank | Semax |
|---|---|---|
| Derived from | Tuftsin | ACTH fragment |
| Research focus | Anxiety, stress, immune signalling | Cognitive, neuroprotective |
| General character | Calming, stress-regulating | Stimulating, cognitive |
| Stocked by Healio | Yes | No |
We stock selank and not semax, and prefer to state that plainly rather than steer the comparison. Both are covered in our guide to the best peptides for energy.
Reconstitution and handling
Supplied lyophilized. Reconstitute with bacteriostatic water, adding diluent slowly against the vial wall and letting the powder dissolve without agitation. Bacteriostatic water is stocked separately.
Storage and stability
Store sealed lyophilized vials at minus 20 degrees Celsius, protected from light. Reconstituted solution requires refrigeration and a shorter window. Avoid freeze and thaw cycles.
Certificate of analysis for every batch
Independent third-party testing on every batch covering HPLC purity to a minimum of 98% and mass spectrometry identity, with certificates published at our research page before purchase.
Why researchers buy selank from Healio
Batch certificates published in advance, independent rather than in-house testing, and US dispatch. Selank sits in the peptides for energy and women's wellness peptides ranges.
Selank FAQ
What is selank used for in research?
Anxiety and stress response studies, cognitive performance research, and immune signalling work through its tuftsin lineage. Supplied for laboratory use only.
How is selank different from semax?
Selank derives from tuftsin and research leans toward anxiety and stress regulation. Semax derives from an ACTH fragment and research leans cognitive and stimulating. Both come from the same Russian research programme.
Is selank sedating?
The research interest centres on modulating stress signalling without the sedation associated with older anxiolytic compounds, which is a distinguishing feature in the published work.
What purity is Healio selank?
Minimum 98% by HPLC with mass spectrometry identity confirmation, independently tested and published per batch.
Research focus
- Mood and calm research
- Stress-resilience studies
- Focus and cognition models
- Anxiety-signaling research
Who it’s for
For researchers focused on
| Scientific name | Selank |
|---|---|
| CAS number | 129954-34-3 |
| Molecular formula | C33H57N11O9 |
| Molecular weight | 751.9 g/mol |
| Sequence | Thr-Lys-Pro-Arg-Pro-Gly-Pro |
| Purity | 98%+ (HPLC) |
| Form | Lyophilized powder |
| Appearance | White to off-white powder |
Store the lyophilized powder at -20u00b0C, protected from light. Brief exposure to room temperature during shipping does not affect stability.
After reconstitution, keep refrigerated at 2 to 8u00b0C and use within the research window. Do not freeze the reconstituted solution.
For laboratory research use only. Reconstitute with bacteriostatic water and handle with appropriate protective equipment.





