Compound Library

Blend / Cognitive

Semax + Selank

The most popular cognitive peptide blend. Semax for focus and BDNF; Selank for calm clarity and anxiolytic effect. Best delivered nasally.

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Educational reference only. This page does not diagnose, prescribe, or replace care from a licensed professional. Laws, availability, and clinical appropriateness vary by location.
Reference dose30mg each per vial. 200–300mcg each nasal 1–2x daily.
Half-life0.5 hours
Risk flaglow
Regulatory noteResearch-only flag

Side effects and watch-outs

  • Mild irritability at high dose
  • Generally very well tolerated