Calm Without the Sedation Tax

Selank earned its reputation as 'Russia's answer to benzodiazepines' by achieving anxiolysis through a different door. It acts as a positive allosteric modulator of GABA-A receptors, enhancing the brain's natural calming system — but unlike benzodiazepines, it does this without sedation, without tolerance, and without dependence.

Its second key mechanism is enkephalinase inhibition: it blocks the enzymes that break down enkephalins, the brain's own opioid signaling molecules. Under chronic stress, enkephalin turnover accelerates, depleting natural anxiolytic reserve; Selank extends those enkephalins' half-life to restore it. Members compare Selank (calm, anxiolytic) to Semax (stimulatory, pro-cognitive) constantly — the two are structural siblings from the same Russian labs but produce fundamentally different effects.