Compound Library

Peptide / Cognitive

NA-Semax Amidate

N-acetylated, C-terminal amidated form of Semax. Superior bioavailability and CNS penetration vs standard Semax. Stronger BDNF upregulation. Enhanced neuroprotective and nootropic effects. Most potent form of the Semax family.

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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 dose100–300mcg intranasal 1–2x daily.
Half-life1 hours
Risk flaglow
Regulatory noteResearch-only flag

Side effects and watch-outs

  • Mild anxiety at high doses
  • Intranasal irritation
  • Headache
  • Stimulant-like effect — avoid late dosing