SMX

Semax

Cognitive Enhancer & Neuroprotective Peptide

Cognitive Enhancement Focus & Attention Neuroprotection BDNF Upregulation

Semax

30MG
Currently Unavailable

Disclaimer: This product is for laboratory research purposes only. Not for human consumption.

Research Protocol

Standardized handling, dosing, and storage guidelines for Semax in cognitive and neuroprotective research applications.

  • Administration Guide
  • Storage Parameters
  • Handling Procedures
View Full Protocol

Compound Overview

Semax is a synthetic heptapeptide analogue of the adrenocorticotropic hormone (ACTH). Developed originally in Russia, it is widely researched for its potent nootropic, neuroprotective, and neurorestorative properties. Semax rapidly upregulates Brain-Derived Neurotrophic Factor (BDNF) and Nerve Growth Factor (NGF), enhancing cognitive function, memory consolidation, and focus, while also exhibiting protective effects against hypoxic damage and neurodegeneration.

Technical Specifications

HEPTAPEPTIDE
Met-Glu-His-Phe-Pro-Gly-Pro
813.9 g/mol
80714-61-0
>99.0%
Lyophilized Powder
Synthetic Peptide

Primary Research Focus

Cognitive Enhancement ADHD Models Neuroprotection Stroke Recovery BDNF Upregulation

Expected Results Timeline

Phase 1: 0-2 Hours Acute Focus
Phase 2: Days 1-7 Cognitive Enhancement
Phase 3: Weeks 1-4 Neuroprotection
Phase 4: Weeks 4+ Baseline Shift

Acute Focus

Phase 1: 0-2 Hours

Rapid modulation of neurotransmitters and ACTH pathways. Subjects typically exhibit immediate improvements in attention, focus, and mental clarity without the jitters associated with stimulants.

0 25 50 75 100 0-2 Hrs Days 1-7 Wks 1-4 Wks 4+

Compare Similar Compounds

Compound Primary Mechanism Key Benefit Admin.
Semax ACTH Analogue Focus & Neuroprotection SubQ / Nasal
Selank Tuftsin Analogue Anxiolytic & Cognitive SubQ / Nasal
Cerebrolysin Neurotrophic Factors Neurorestorative IM / IV
Amphetamines Dopamine Reuptake Stimulation (Addictive) Oral

Mechanism of Action

Step 1ACTH Modulation
Step 2BDNF Upregulation
Step 3Neuroprotection

Semax operates through multiple neural pathways to enhance cognitive performance and protect neurons from oxidative and hypoxic stress.

1

ACTH Modulation

Mimics the effects of adrenocorticotropic hormone, stimulating cognitive drive and focus without the hormonal side effects typically associated with ACTH.

2

BDNF & NGF Upregulation

Significantly increases Brain-Derived Neurotrophic Factor and Nerve Growth Factor, promoting neurogenesis, synaptic plasticity, and improved memory consolidation.

3

Neuroprotection

Enhances neuronal survival under hypoxic conditions and reduces excitotoxicity, making it highly effective in stroke recovery models and preventative neuro-care.

Pharmacokinetics & Properties

Very short in plasma (minutes), but physiological and neuro-modulatory effects last for hours to days.

High via subcutaneous or intranasal administration. The Pro-Gly-Pro sequence allows effective blood-brain barrier penetration.

Rapidly degraded by peptidases into constituent, non-toxic amino acids.

Melanocortin receptors, BDNF pathways, and dopaminergic/serotonergic systems.

Clinical & Research Data

Neurocognitive Research

Semax has been extensively studied for its ability to treat cognitive deficits and protect the brain from ischemic events.

Key Research Findings:
  • Demonstrated significant efficacy in improving attention and memory in models of ADHD and cognitive decline.
  • Shown to dramatically increase BDNF expression, facilitating rapid neurogenesis and recovery post-stroke.
  • Exhibited protective effects against heavy metal toxicity and other neurotoxic stressors in animal models.

Safety & Monitoring Profile

Common Observations

  • Mild stimulation or heightened alertness initially.
  • Temporary injection site redness (when administered SubQ).
  • Subtle changes in sensory perception or heightened focus.

Research Considerations

  • Monitor for over-stimulation; avoid late-day administration to prevent sleep disruption.
  • Ensure sterile technique, particularly with intranasal formulations to avoid irritation.
  • No evidence of physical dependence, tolerance, or withdrawal symptoms has been documented.

Frequently Asked Questions

How does Semax differ from Selank?
+
While both are Russian nootropic peptides, Semax is primarily stimulatory and focused on concentration and cognitive drive. Selank is primarily anxiolytic and focused on stress reduction, emotional balancing, and memory consolidation.
Does Semax act like a stimulant medication?
+
Semax increases focus and attention but does not work through the same mechanisms as amphetamines or traditional stimulants. It does not cause a "crash," cardiovascular strain, or physical addiction, making it a unique tool for cognitive research.
Why is the Pro-Gly-Pro sequence important?
+
The addition of the Pro-Gly-Pro sequence to the ACTH analogue protects the peptide from rapid enzymatic degradation and significantly enhances its ability to cross the blood-brain barrier.
Available Research Products

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Explore research-use products associated with this compound profile, including available formats, related blends, and supporting lab documentation where available.

Semax FAQ

Semax Questions.

Deeper research-focused questions about Semax, ACTH fragment analogue research, MEHFPGP structure, Pro-Gly-Pro stability extension, neuropeptide signaling, BDNF and NGF gene-expression models, storage, and batch documentation.

What is Semax?

Semax is a synthetic heptapeptide research compound commonly discussed as an ACTH fragment analogue. In laboratory contexts, Semax is studied around neuropeptide signaling, ACTH (4-7)-related peptide biology, Pro-Gly-Pro stability extension research, BDNF and NGF gene-expression models, neurotrophic pathway research, ischemia-related models, and cellular stress-response signaling. On this site, Semax is positioned strictly as a laboratory research reference compound.

What is Semax’s peptide sequence?

Semax is commonly represented by the sequence Met-Glu-His-Phe-Pro-Gly-Pro, also written as MEHFPGP. This sequence includes the ACTH (4-7)-related Met-Glu-His-Phe fragment with a Pro-Gly-Pro extension. Including both the full amino acid sequence and the shorthand MEHFPGP helps strengthen the scientific depth and search relevance of a Semax resource page.

Is Semax a peptide?

Yes. Semax is a peptide, specifically a synthetic heptapeptide, meaning it is composed of seven amino acid residues. This makes it different from small-molecule research compounds such as Bromantane or 5-Amino-1MQ, and different from coenzyme compounds such as NAD+. For site structure and SEO, Semax belongs in the neuropeptide and ACTH fragment analogue research category.

How does Semax relate to ACTH?

Semax is commonly described as an ACTH fragment analogue because its N-terminal sequence is based on a fragment of adrenocorticotropic hormone. In research discussions, Semax is often associated with ACTH (4-7) or ACTH (4-10)-related peptide biology, but it should not be described as full ACTH or as a steroidogenic hormone. This distinction helps keep the page accurate and avoids confusing Semax with endocrine hormone therapy.

What is the Pro-Gly-Pro extension in Semax?

The Pro-Gly-Pro extension is the three-amino-acid sequence added to the ACTH-related portion of Semax. In research discussions, this C-terminal Pro-Gly-Pro segment is commonly associated with peptide stability and glyproline-related peptide biology. For education and SEO, this is useful because it explains why Semax is not simply an unmodified ACTH fragment under another name.

Why is Semax studied in neuropeptide research?

Semax is studied in neuropeptide research because it is a short regulatory peptide analogue connected to ACTH fragment biology, peptide-receptor interactions, neurotrophic factor gene expression, stress-response signaling, ischemia-related models, and brain-region-specific pathway research. A Semax resource page should describe these topics as laboratory and preclinical research models rather than as cognitive enhancement, treatment, or self-use claims.

How does Semax relate to BDNF and NGF research?

Semax is commonly discussed in relation to BDNF and NGF gene-expression research. BDNF stands for brain-derived neurotrophic factor, while NGF stands for nerve growth factor. In laboratory models, these markers are often used to study neurotrophic signaling, neuronal response, glial-cell biology, and brain-region-specific gene-expression patterns. These findings should be framed as research endpoints, not as claims about human cognition, recovery, neuroprotection, or wellness use.

How does Semax relate to gene-expression research?

Semax has been discussed in research involving gene-expression changes connected to immune signaling, neurotransmission-related pathways, neurotrophic factors, ischemia-related models, and brain-region-specific response patterns. A Semax resource page can mention transcriptomic and gene-expression research, but it should avoid converting those findings into therapeutic, cognitive, anti-aging, or human-use claims.

Why is Semax studied in ischemia-related research models?

Semax appears in ischemia-related research because many studies examine ACTH-like peptides, neurotrophic signaling, oxidative stress markers, nitric oxide-related pathways, immune gene-expression patterns, and brain tissue response under reduced blood-flow models. On a research-use page, this should be described as preclinical pathway and cellular-response research, not as stroke treatment, brain repair, or clinical-use guidance.

How is Semax different from Selank?

Semax and Selank are both commonly discussed as neuropeptide research compounds, but they are not the same. Semax is typically positioned as an ACTH fragment analogue with Pro-Gly-Pro extension and neurotrophic gene-expression research themes. Selank is typically positioned as a tuftsin analogue connected to stress-response, anxiolytic-like, neuroimmune, and regulatory peptide research. Separate pages are useful because their structures, pathway themes, and SEO search intent are different.

How is Semax different from DSIP?

Semax and DSIP can both appear in neuropeptide research catalogs, but they are different compounds. Semax is an ACTH fragment analogue associated with neurotrophic, gene-expression, ischemia-related, and regulatory peptide research themes. DSIP, or delta sleep-inducing peptide, is typically discussed around sleep-related peptide research and circadian or neuroendocrine models. They should not be presented as interchangeable because the peptide identities and research angles are different.

Is Semax the same type of compound as Bromantane or 5-Amino-1MQ?

No. Semax is not the same type of compound as Bromantane or 5-Amino-1MQ. Semax is a synthetic heptapeptide and ACTH fragment analogue. Bromantane is an adamantane-derived small-molecule research compound, while 5-Amino-1MQ is a small-molecule NNMT inhibitor. These compounds may appear in adjacent research categories, but their chemistry and mechanism themes are different.

Is Semax the same type of compound as Ipamorelin, CJC-1295, or Sermorelin?

No. Semax is not the same type of research peptide as Ipamorelin, CJC-1295, or Sermorelin. Ipamorelin is usually discussed as a growth hormone secretagogue, while CJC-1295 and Sermorelin are commonly discussed as GHRH analogue research compounds. Semax belongs in the ACTH fragment analogue, neuropeptide, neurotrophic gene-expression, and regulatory peptide research category.

What research areas are commonly associated with Semax?

Semax is commonly associated with research areas involving ACTH fragment analogue biology, Pro-Gly-Pro peptide stability, neuropeptide signaling, BDNF gene-expression models, NGF gene-expression models, neurotrophic pathway research, ischemia-related models, oxidative stress markers, nitric oxide-related pathways, immune gene-expression patterns, and regulatory peptide pathway research. It is best positioned as a neuropeptide and ACTH fragment analogue research compound rather than a nootropic product, supplement, medication, or self-use compound.

What research endpoints are commonly associated with Semax?

Semax research discussions may involve endpoints related to BDNF expression, NGF expression, peptide binding, peptide degradation, neurotrophic signaling, immune-related gene expression, ischemia-related tissue response, oxidative stress markers, nitric oxide-related markers, lipid peroxidation markers, neurotransmission-related pathways, and comparative analysis against ACTH fragments or other short regulatory peptides. The exact endpoints depend on the research model, analytical method, tissue system, and whether the study focuses on gene expression, peptide stability, neurotrophic signaling, or cellular stress response.

Is Semax an approved medication or supplement?

Semax should not be presented on this page as a dietary supplement, nootropic product, cognitive enhancement product, stroke treatment, neuroprotective therapy, prescription alternative, or self-administered compound. Research-use material sold by Symbiotic Pharmaceuticals should not be confused with any regulated medication, pharmacy product, clinical protocol, or consumer wellness product. This page is written only for educational reference and laboratory research positioning.

How should Semax be stored for research handling?

Storage requirements can vary by product format, batch, and label instructions. For research handling, follow the product label and applicable laboratory storage standards. In general, research peptides should be protected from unnecessary heat, light, moisture, contamination, oxidation, and repeated temperature changes because these conditions may affect long-term stability and handling quality.

Are lab results or COAs available for Semax?

Available certificates of analysis and batch documentation can be reviewed through the Lab Results / COA page. Documentation availability may vary by product and inventory lot. Where available, batch documentation may include product identification, purity-focused testing references, assay references where applicable, and supporting analytical documentation.

Is Semax sold for research use only?

Yes. Semax products listed on Symbiotic Pharmaceuticals are intended for laboratory research and analytical reference use only. They are not intended for human consumption, animal consumption, diagnostic use, therapeutic use, cognitive enhancement, nootropic use, neuroprotective use, stroke treatment, wellness use, injection use, nasal use, or self-administration. Any discussion on this page is provided for educational and research-reference purposes only.

For Research Purposes Only

The information provided in this resource hub is for educational and informational purposes only. These products are not intended to diagnose, treat, cure, or prevent any disease.