PepSight
BRAIN + MOOD

Selank

Selank is a brain + mood peptide used in evidence-based, physician-supervised protocols. Use for anxiety, stress, cognitive enhancement, and mood stabilization.

What is Selank?

Heptapeptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro) — Tuftsin analogue. Modulates serotonin, dopamine, norepinephrine, and GABA systems. Anxiolytic, anti-stress, nootropic. Upregulates BDNF expression. No dependence/tolerance.

Uses & clinical decision logic

Use for anxiety, stress, cognitive enhancement, and mood stabilization. Excellent safety profile for daily use. Can be used intranasally or SubQ.

Selank dosage & administration

Vial sizeBAC waterDosing rangeUnits / doseFrequencyRoute
5mg1mL250-500mcg5-10 unitsDailySubQ
10mg2mL250-500mcg5-10 unitsDailySubQ

Safety & contraindications

Minimal — may cause drowsiness at very high doses.

Stacking & combinations

Classic pair with Semax for balanced anxiolytic + cognitive effect. Compatible with all brain peptides; synergistic with PE-22-28, Adamax, Oxytocin.

Related peptides

Frequently asked questions

What is Selank used for?

Use for anxiety, stress, cognitive enhancement, and mood stabilization. Excellent safety profile for daily use. Can be used intranasally or SubQ.

What is the typical Selank dosage?

Common dosing ranges from 250-500mcg (Daily, SubQ). Exact dosing is individualized and set by a licensed physician.

How is Selank administered?

Selank is typically administered via SubQ.

What are the contraindications for Selank?

Minimal — may cause drowsiness at very high doses.

Considering Selank?

Build a physician-supervised protocol around your goal — no gatekeeping, real doctors, 503A compounding pharmacies.

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This page is for educational purposes only and is not medical advice. Peptide therapies described here are provided under physician supervision through 503A compounding pharmacies. Many peptides are not FDA-approved for the uses described. Do not start, stop, or change any protocol without consulting a licensed physician.