Cognition

Selank

Mechanism

A synthetic analog of the immunomodulatory peptide tuftsin. Reduces anxiety through GABA modulation, enhances cognitive function, and stabilizes mood without sedation. Developed alongside Semax at the Institute of Molecular Genetics in Moscow.

Typical dose

250-500mcg per day intranasal

Cycle length

14-21 days on, 7-14 days off

Form

Intranasal spray

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Deep dives on Selank

Can Peptides Help Cure Loss of Smell? Evidence on Anosmia and Olfactory Repair (2026)Peptides for anosmia have compelling mechanisms but zero human RCT evidence. We examine why clinical adoption has stalled and what the science actually supports.
What the FDA Reclassification Actually Means for Peptide UsersFDA peptide reclassification 2026: what Category 2 to Category 1 actually means for users, what's changed, what hasn't, and what to expect from the July PCAC meeting.
Which Peptides Are Legal Again in 2026? The Full FDA ListComplete guide to the 14 peptides returning to legal compounding status in 2026 after RFK Jr.'s FDA reclassification announcement. Every compound explained.
Semax vs Selank: Which Nootropic Peptide Is Right? (2026)Semax vs Selank compared: mechanisms, dosing, stacking, and which nootropic peptide fits your goals. Evidence-based guide for focus, anxiety, and cognition.
Selank Peptide Guide: Anti-Anxiety Neuropeptide for Calm Focus (2026)Complete Selank peptide guide: mechanisms, dosing protocols, stacking strategies, and safety. Non-sedating anxiety relief with genuine cognitive enhancement.

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