T-Rex Peptide
T-REXPEPTIDE
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Selank
99.2% PURITY
ANXIOLYTIC NEUROPEPTIDE

Selank

10 mg vial · lyophilized

A synthetic analog of the immunomodulatory peptide tuftsin. Studied for anxiolytic effects comparable to benzodiazepines but without sedation, cognitive impairment, or dependence in published research.

Half-Life

~30 minutes (intranasal CNS effects persist longer)

Storage

Lyophilized: 2–8 °C. Reconstituted: 2–8 °C, use within 30 days.

A synthetic analog of the immunomodulatory peptide tuftsin. Studied for anxiolytic effects comparable to benzodiazepines but without sedation, cognitive impairment, or dependence in published research.

Who it's for

Researchers exploring non-sedating anxiolytic mechanisms and stress-resilience pathways.

Key things to know

  • Intranasal dosing for fastest onset and CNS penetration.
  • No sedation, tolerance, or dependence reported in published human trials.
  • Pairs commonly with Semax for stacked cognitive-affective protocols.
  • Daily dosing well tolerated across multi-week research windows.
Research Highlights
  • Used clinically in Russia for generalized anxiety disorder
  • Compared favorably to medazepam in human trials with fewer side effects