Selank / Semax (Nasal)
Selank is a Russian-developed peptide studied for calming anxiety without making you drowsy. It's thought to work on the same general pathways as anti-anxiety medications but without the sedation or addiction risk.
How Selank / Semax (Nasal) Works
A deeper look for the curious
For readers who want the full mechanism — feel free to skim.
Selank is a synthetic peptide modeled after tuftsin — a natural immune-supporting molecule — with an added stability tweak. It quietly modulates the brain's GABA, serotonin, and dopamine systems, calming anxiety without the sedation, memory fog, or addiction risk of traditional anti-anxiety medications.
Key Findings
What researchers have observed in studies
Anxiolytic activity without sedation or addiction potential
Upregulates BDNF in hippocampal neurons
Modulates IL-6 expression for immunomodulatory effects
Stable in blood plasma due to Pro-Gly-Pro extension
Often Paired With
GABAergic / Serotonergic systems / BDNF
7 amino acid peptide (tuftsin analog + PGP)
Amino acid chain
Commonly Used For
What scientists study this compound for
Anxiety
Most common research target — reducing anxiety without sedation.
Focus & memory
Studied as a nootropic for attention and memory performance.
Immune support
Research includes effects on viral susceptibility and immune tone.
Product Features
Research Focus
HPLC Verified
High-performance liquid chromatography confirms compound purity for every batch we produce.
Mass Spec Confirmed
ESI-MS verifies molecular weight and structural identity match the target compound.
Certificate of Analysis
Complete analytical data including chromatograms and mass spectra available per batch.
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Laboratory use only. This product is sold for laboratory use and is not intended for human consumption or medical use.
Third-party verified. Typical purity ≥97%.