Selank
Selank is a synthetic peptide approved in Russia as an anti-anxiety nasal spray. It is not FDA-approved, and the human research is small and mostly from Russian groups.
What it is
A modified version of tuftsin, a natural immune peptide.
What the evidence shows
In people
Small clinical studies, mostly published in Russian, report anti-anxiety effects.
In animals and labs
Animal studies on anxiety and memory.
Legal status
Not FDA-approved.
Dosing
There is no established human dose
No regulator has approved a dose for human use. Numbers shared online come from animal studies, small early trials, or seller protocols, and none of them have been shown to be safe or effective. BOTH does not publish dosing, mixing, or injection instructions for unapproved compounds.
Known risks
- Limited independent safety data
- Quality varies across sources