Compendium
Cognitive

Semax

Semax is a synthetic heptapeptide derived from ACTH(4-10) with added Pro-Gly-Pro for metabolic stability. It upregulates BDNF expression and enhances dopaminergic and serotonergic activity.

Protocol

200–900 mcg intranasal, 1–2x daily

Half-Life

Minutes (effects last hours)

Molecular Structure & Chemistry

7 residues • 108 atoms • Skeletal Formula

Formula

C37H51N9O10S

Molar Mass

687.84 g/mol

Exact Mass

813.348 Da

Isoelectric Pt

5.13

Charge pH 7

-0.91

GRAVY

-0.8

Hover Cα carbons for residue info

Amino Acid Sequence

MEHFPGP

Biological Mechanisms

Cognitive enhancement

Observed in clinical research as a primary mechanism of action for Semax.

Neuroprotection

Observed in clinical research as a primary mechanism of action for Semax.

Increased BDNF

Observed in clinical research as a primary mechanism of action for Semax.

Stroke recovery

Observed in clinical research as a primary mechanism of action for Semax.

Antidepressant effect

Observed in clinical research as a primary mechanism of action for Semax.

Safety & Risk Analysis

Nasal irritationOverstimulationInsomniaAppetite changes

Critical Safety Warning

Black market peptides can be contaminated, mislabeled, or dangerous. Only obtain peptides via a registered doctor and legitimate pharmacy. Never attempt self-administration without professional medical supervision.

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Quick Reference

CategoryCognitive
Half-LifeMinutes (effects last hours)
AdminSubcutaneous
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Medical Note

This compound is for research purposes only. Clinical applications must be directed by a licensed physician.

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