Selank
Russian anxiolytic peptide. Anxiety relief and mood stabilization without sedation or dependence.
Last updated: May 2026
Category
Nootropics & Mood
Frequency
1 to 3x daily (intranasal)
Research
Approved in Russia & UkraineWhat is Selank?
Selank is a synthetic heptapeptide analogue of the human tetrapeptide tuftsin. It was developed by the Institute of Molecular Genetics in Russia and is approved as an anxiolytic drug in Russia and Ukraine. Like Semax, it is typically administered as a nasal spray for direct CNS delivery. Browse the full peptide library for related nootropic compounds.
Selank is unique in the nootropic world because it provides anxiolytic (anti-anxiety) effects that are comparable in some studies to benzodiazepines like diazepam, but without the sedation, cognitive impairment, physical dependence, or withdrawal that makes benzodiazepines problematic for long-term use.
Users describe Selank as producing a state of calm mental clarity, reduced anxiety and racing thoughts without feeling sedated or 'foggy.' This makes it useful during stressful periods, for social anxiety, and as a complement to stimulating nootropics like Semax. For sleep-specific support, consider DSIP. Users stacking selank for immune support often pair it with thymosin alpha-1, which more directly modulates T-cell activity.
How It Works
GABAergic Modulation: Selank modulates GABA receptor activity and the expression of GABA transaminase, enhancing GABAergic inhibitory tone, the same pathway responsible for the calming effects of benzodiazepines, but through a more indirect mechanism that avoids dependence.
BDNF Stimulation: Selank also increases BDNF (like Semax), contributing to its nootropic and mood-stabilizing effects.
Enkephalin Stabilization: Selank inhibits enkephalin-degrading enzymes, maintaining higher levels of these endogenous mood regulators.
Immune Modulation: Selank has immunomodulatory properties, increasing IL-6 and other immune factors, which may contribute to its mood effects via the gut-brain-immune axis.
Benefits
- Significant anxiety reduction without sedation
- Improved mood and emotional stability
- Enhanced focus in stressful situations
- No dependence or withdrawal (unlike benzodiazepines)
- Cognitive enhancement: improved memory formation
- Sleep quality improvement
- Immune system modulation
- No next-day grogginess
Dosing Described in Research and Labels
| Phase | Dose | Frequency | Duration |
|---|---|---|---|
| Anxiolytic research | No established human dose | Intranasal (research) | Not established |
These figures summarise what published research and approved labels describe. They are educational, not a recommendation or a personal protocol. Any dose, schedule, or decision to use a compound belongs with a licensed prescriber.
Side Effects
Common
- ⚠Mild nasal irritation (intranasal)
- ⚠Slight sedation at high doses (rare)
- ⚠Fatigue in some users (from reduced stress hormones)
Rare
- •Reduced motivation in very high doses
- •Mild headache
Who Should NOT Use Selank
- ✕Pregnancy or breastfeeding
- ✕On psychiatric medications (consult physician)
- ✕Severe depression (may mask symptoms)
What to Expect
Most users feel the anxiolytic effect within an hour of the first dose: calmness, reduced racing thoughts, improved focus.
Consistent anxiety reduction throughout the day with regular dosing. Sleep quality improving. Social situations feel easier.
Stable mood baseline established. Cognitive benefits accumulating through BDNF effects.
No withdrawal experienced. Effects on mood may partially persist through BDNF accumulation.
Notes from Ho Chi Minh City
Selank turns up in HCMC as an acute anti-anxiety tool for set-piece stressors, the four-hour queue under fluorescent lights at the Nguyen Trai immigration office being the canonical example, where the appeal is blunting the cortisol response while staying sharp enough to answer an officer's questions. The research describes an intranasal route as the effective one for acute use, with sublingual and subcutaneous reported as weaker. Storage is the HCMC-specific constraint: reconstituted vials lose noticeable potency after about four weeks even refrigerated, so small-quantity sourcing rather than stockpiling is the norm. Dose and timing are a prescriber's decision.
FAQ
Q: Is Selank safe for daily use?
A: Human and animal studies suggest excellent tolerability for cycles of 2 to 4 weeks. Unlike benzodiazepines, there is no physical dependence. Most users cycle with breaks to prevent any tolerance development.
Q: Can Selank be used before social situations?
A: What users describe is an intranasal compound used ahead of acute stressors like public speaking or high-pressure work, valued for calm focus without the sedation or speech impairment of other anxiolytics. The dose and timing are individual and belong with a licensed prescriber, not a fixed number.
Q: Can I combine Selank with alcohol?
A: This is not recommended. Both have CNS depressant properties and the interaction is not well studied. Avoid combining. Source from the community-verified supplier list.
Where to Get Selank in Vietnam
See our community-verified supplier list with COA verification and cold-chain shipping to Vietnam.
Related Peptides
Research & Sources
- Selank, a synthetic analogue of tuftsin: a review of pharmacology and clinical applications · Kozlovskaya MM, et al. · CNS Drug Reviews (2003) PMID: 12595913
Foundational review of selank pharmacology covering anxiolytic action, GABAergic mechanism, and Russian clinical trial data.
- Anxiolytic effects of selank in patients with generalized anxiety disorder · Zozulya AA, et al. · Bulletin of Experimental Biology and Medicine (2008) PMID: 19112733
Clinical comparison of selank vs medazepam showing comparable anxiolytic efficacy without sedation or dependence.
- Effects of heptapeptide selank on enkephalin-degrading enzymes · Kost NV, et al. · Bulletin of Experimental Biology and Medicine (2001) PMID: 11550026
Demonstrates the enkephalinase-inhibition mechanism that contributes to mood-stabilizing effects.
- Effect of the synthetic peptide selank on the gene expression in the brain · Kolomin T, Shadrina M, Slominsky P, Limborska S, Myasoedov N · Genes, Brain and Behavior (2010) PMID: 20214687
Gene expression study supporting BDNF-related neuroplasticity actions of selank in the limbic system.
Important Disclaimer
Educational content only. Not medical advice. Peptides discussed on this page are not approved by Vietnam’s Ministry of Health (Bộ Y Tế) or the Drug Administration of Vietnam (DAV) for the indications described. Research peptides are not stocked at Long Châu, Pharmacity, or any retail pharmacy in Vietnam. Consult a licensed physician before any use.