Selank
Cognitive & neuro Approved · Russia Human trials
A seven-amino-acid peptide developed in Russia from tuftsin, a natural immune peptide, with three amino acids added for stability. It is studied for calming anxiety without sedation and for effects on memory, GABA signaling, BDNF and immune messengers.
Why people take it
What studies report
- Anxiety reduction comparable to a benzodiazepine in Russian trials, without sedation or dependence
- Improved attention and memory measures
- Effects on BDNF, GABA and serotonin signalling
In practice Off-label
- Used as a nasal spray situationally for anxiety, where a benzodiazepine would sedate
- Often paired with Semax, one for calm and one for drive
Reported real-world use, not evidence and not a recommendation.
Worth knowing: Trials are Russian, small, and not independently replicated.
Status: Approved in Russia as a nasal anti-anxiety medicine. Not approved elsewhere.
- Route
- Intranasal spray
- Sequence
- Thr-Lys-Pro-Arg-Pro-Gly-Pro
- Formula
- C33H57N11O9
- Molecular weight
- 751.9 g/mol
- CAS
- 129954-34-3
- Available as
- 10 mg
Educational information only. Nothing here is medical advice, a dosing protocol, or a recommendation to use any compound. Most entries describe substances not approved for human use. Talk to a licensed clinician before acting on anything you read here. How to read these entries.