Peptide library · Performance & mood
Selank
Tuftsin analog
Approved in Russia7amino acids, built from tuftsin, a natural immune peptide
What it is
A seven amino acid peptide developed at the Russian Academy of Sciences and used there as an anti anxiety medicine. Usually given as a nasal spray.
Why researchers are interested
- Small clinical studies in Russia reported reduced anxiety without sedation.
- Studied for effects on mood, focus and stress response.
- The sister peptide to Semax, from the same research institute.
Good to know
- Not approved in the US or EU.
- Most studies are small and published in Russian journals.
Evidence level: 2 of 5
Sources
Institute of Molecular Genetics, Russian Academy of Sciences; Russian clinical literature
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Educational content only. Not medical advice. Last reviewed 2026-10-17.