Cognitive & Neurological

Semax

Neuroprotective peptide derived from ACTH. It enhances memory, concentration, and brain function, with well-documented antidepressant and neuroprotective effects.

Also known as: Met-Glu-His-Phe-Pro-Gly-Pro

Specifications

Research areaCognitive & Neurological
Half-life~7 minutes (plasma); effects lasting 12 hours.
Molecular weight813.9 Da
Amino acid residues7

Research areas

MemoryFocusNeuroprotectionAntidepressant
Mechanism of action
Increases levels of BDNF and NGF in the hippocampus and cortex. Modulates the dopaminergic and serotonergic systems, enhances neurotransmission, and promotes neuroplasticity. Exhibits anti-inflammatory properties in the CNS.
Reported research ranges
200–900 mcg intranasally twice a day, or 100–300 mcg subcutaneously.
Reported adverse effects
Mild nasal irritation, slight excitement or anxiety at high doses, insomnia if taken late.
Storage and handling
Refrigerate at 2–8 °C. Sensitive to temperature and light.

This material is published for scientific and educational reference. It is not medical advice, not a treatment recommendation, and not an offer to sell. Compounds discussed are for research and laboratory use only.

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