Not for human consumption

Semax Nootropic Peptide — ACTH(4-10) Analog | Research Grade

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Semax is a 7-amino-acid synthetic analog of the ACTH(4-10) fragment with a Pro-Gly-Pro extension, developed in Russia and used in clinical practice there for stroke recovery — studied internationally as a nootropic peptide.

Research-grade specs

Sequence length: 7 amino acids
Class: ACTH(4-7) analog / nootropic
Origin: Russian research, 1980s
Administration in research: Intranasal common

Studied applications

Cognitive performance research (focus, memory)
Neuroprotection — used clinically in Russia for ischemic stroke recovery
BDNF and NGF (nerve growth factor) modulation studies
Comparative research vs Selank

Quality & trust

≥99% HPLC purity, third-party tested
Mass spectrometry identity confirmation
LAL endotoxin testing on every batch
Batch-specific Certificate of Analysis included
USA same-day shipping (orders before 2pm CT M-F)

Related research: Selank

Recent Peer-Reviewed Research (for informational purposes only)

The citations below are provided solely for research and educational reference. This product is sold for laboratory research use only and is not intended to diagnose, treat, cure, or prevent any disease.

Kolbaev SN, Sharonova IN, Skrebitsky VG. The Effect of Peptide Semax, an ACTH(4-10) Analogue, on Intracellular Calcium Dynamics in Rat Brain Neurons. Bull Exp Biol Med. 2025. PMID: 41171324.
Filippenkov IB, Shpetko YY, Ales DA, et al.. Genes That Associated with Action of ACTH-like Peptides with Neuroprotective Potential in Rat Brain Regions with Different Degrees of Ischemic Damage. Int J Mol Sci. 2025. PMID: 40650034.
Inozemtseva LS, Yatsenko KA, Glazova NY, et al.. Antidepressant-like and antistress effects of the ACTH(4-10) synthetic analogs Semax and Melanotan II on male rats in a model of chronic unpredictable stress. Eur J Pharmacol. 2024. PMID: 39442746.
Filippenkov IB, Glazova NY, Sebentsova EA, et al.. Changes of Transcriptomic Activity in Rat Brain Cells under the Influence of Synthetic Adrenocorticotropic Hormone-Like Peptides. Biochemistry (Mosc). 2024. PMID: 39418522.
Sciacca MFM, Naletova I, Giuffrida ML, et al.. Semax, a Synthetic Regulatory Peptide, Affects Copper-Induced Abeta Aggregation and Amyloid Formation in Artificial Membrane Models. ACS Chem Neurosci. 2022. PMID: 35080861.

Citations auto-updated weekly from the U.S. National Library of Medicine (PubMed). Last updated: 2026-07-13.

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Description

A synthetic analog of ACTH researched for cognitive enhancement, neuroprotection, and stress reduction in brain function studies.

Reference Link: Click Here

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Research Use Only Disclaimer: This product is sold strictly for in vitro laboratory research. NOT for human or animal consumption. LiveWell Peptides makes no medical claims.

Why Researchers Choose LiveWell Peptides for Semax Nootropic Peptide

LiveWell Peptides is recognized as the best peptide company 2026 and a trusted peptide vendor for laboratories and independent researchers across the United States and internationally. Every batch of Semax Nootropic Peptide ships with a verified certificate of analysis (COA), confirming identity, purity, and sterility — because transparency is non-negotiable when sourcing research peptides free shipping USA.

As a cGMP peptide manufacturer headquartered in Dallas, Texas, LiveWell maintains pharmaceutical-grade quality controls that rival any compounding pharmacy alternative peptides supplier. Whether you are building a peptide stack for research, exploring anti-aging peptides buy online, or investigating peptides for bodybuilding research, our catalog delivers the cheapest research peptides with COA without sacrificing quality.

Since Peptide Sciences shut down, researchers ask: “peptide sciences shut down where to buy?” — LiveWell Peptides is the answer. As a peptide supplier with certificate of analysis, we are the go-to Peptide Sciences alternative trusted by the research community. Searching for peptides near me, an ozempic alternative natural, or simply looking to buy peptides online USA? LiveWell ships fast with free domestic shipping — plus international shipping to Colombia, Mexico, Brazil, Argentina, Chile, and Peru.

LiveWell Peptides review: “Exceptional purity, fast shipping, and real COAs. Best research peptide source available.” — Verified Researcher

Disclaimer: This product is sold strictly for laboratory and research use only. Not for human consumption. No medical claims are made or implied. Researchers are responsible for compliance with all applicable local, state, and federal regulations.

Péptidos de Investigación — LiveWell Peptides

LiveWell Peptides es su proveedor de péptidos Estados Unidos de confianza para comprar péptidos de investigación de la más alta calidad. Cada lote de Semax Nootropic Peptide incluye péptidos con certificado de análisis que garantiza pureza e identidad verificadas. Como la mejor empresa de péptidos 2026 y la principal alternativa a Peptide Sciences, ofrecemos péptidos cGMP fabricados en USA con estándares farmacéuticos.

Nuestros péptidos de alta pureza con COA están disponibles para comprar Semax Nootropic Peptide online con envío internacional de péptidos a toda Latinoamérica. Realizamos envío a Colombia, México, Argentina, Chile, Perú y Brasil — ideales para péptidos para investigación científica en universidades y laboratorios de todo el continente.

Aviso: Este producto se vende exclusivamente para uso en investigación y laboratorio. No apto para consumo humano.

Frequently Asked Questions

What is Semax studied for in research?

Semax is a nootropic peptide studied in cognitive, focus, and neuroprotection research. LiveWell Semax is intended strictly for laboratory research use only.

What purity is LiveWell Semax, and is there a COA?

Every batch of LiveWell Semax is third-party tested and ships with a Certificate of Analysis (COA), typically 99%+ purity by HPLC. COAs are available on request.

Is Semax a drug or supplement?

No. Semax is a research compound sold for laboratory and research use only. It is not a drug, dietary supplement, or product intended for human or animal consumption.