Semax is a synthetic peptide derived from a fragment of adrenocorticotropic hormone (ACTH 4-10), developed in Russia and studied since the 1980s as a nootropic and neuroprotective research candidate.
🔬 Studied for: Cognitive Research
💊 Also studied for: Neuroprotective Research
🧪 Not FDA-approved — sold strictly for laboratory research
📈 No standardized human dosage established in published literature
Semax is a synthetic peptide derived from a fragment of adrenocorticotropic hormone (ACTH 4-10), developed in Russia and studied since the 1980s as a nootropic and neuroprotective research candidate. It is approved as a prescription medication in Russia for certain neurological indications.
Semax lacks the hormonal (corticotropic) activity of full ACTH but is studied for its effects on brain-derived neurotrophic factor (BDNF) expression and central nervous system signaling, mechanisms researchers have linked to its studied cognitive and neuroprotective effects.
These are effects Semax has been studied for in available preclinical and early research — not claims about guaranteed outcomes.
Semax has been studied in Russian clinical and preclinical research for effects on attention, memory, and learning, and is approved in Russia for use in certain conditions involving cognitive impairment.
A portion of the literature has examined Semax in animal models of ischemic brain injury, where researchers have investigated its potential neuroprotective and anti-inflammatory effects on brain tissue.
Clinical protocols studied in Russian trials used intranasal administration at doses defined in that regulatory context; no FDA-established human dosage exists in the United States.
Compound X does not provide dosing recommendations. Semax is sold for laboratory research use only and is not intended for human consumption.
Semax holds regulatory approval in Russia but does not have FDA approval in the United States, and independent Western trial data is limited. Reported concerns in available research and anecdotal use are generally mild, including nasal irritation with intranasal administration; comprehensive long-term human safety data outside Russian clinical use remains limited.
No. Semax is not FDA-approved for any indication and is sold strictly as a research chemical, not a medication or dietary supplement.
Cognitive Research — Semax has been studied in Russian clinical and preclinical research for effects on attention, memory, and learning, and is approved in Russia for use in certain conditions involving cognitive impairment.
In the US, UK, Canada and Australia, Semax is generally sold labeled "for research use only, not for human consumption." It is not approved as a dietary supplement or medication in any of these countries.
Semax research is indexed on PubMed under search terms such as "Semax ACTH analog" and "Semax neuroprotective nootropic."
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