Buy Semax 5mg synthetic peptide online
Semax 5mg is a synthetic heptapeptide derived from the adrenocorticotropic hormone (ACTH 4–10) fragment, designed to support studies in neuroprotection, cognition, and neural repair mechanisms. It is one of the most extensively researched peptides for its nootropic, neurotrophic, and antioxidative properties.
At West Lab Chemicals, our Semax 5mg peptide is manufactured to ≥99% purity, verified using HPLC and LC-MS, and supplied in lyophilized form for maximum stability. Each vial includes a Certificate of Analysis (COA) and complete batch traceability for dependable, reproducible research outcomes.
What is Semax?
Semax is a synthetic analog of the ACTH (4–10) fragment that has been modified to enhance molecular stability and biological activity. It does not exhibit hormonal activity but retains the neurotrophic and cognitive-regulating effects of its parent compound.
In research, Semax is investigated for its potential to:
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Stimulate brain-derived neurotrophic factor (BDNF) expression
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Enhance synaptic plasticity and cognitive performance
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Support neurogenesis and neural protection after oxidative or ischemic stress
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Regulate dopamine and serotonin levels in the central nervous system
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Reduce oxidative stress and inflammation in neural models
Key Features
✅ High Purity (≥99%) – HPLC and LC-MS verified
✅ Research Grade Quality – For advanced laboratory and neurochemical research
✅ Stable Lyophilized Form – Long-term shelf stability and structural integrity
✅ Batch Traceable – Every order includes COA and analytical data
✅ Produced in ISO and GMP-equivalent facilities
Scientific Applications
Semax 5mg is a versatile peptide commonly used in:
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Cognitive & Behavioral Research: Investigating learning, memory, and focus enhancement mechanisms.
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Neuroprotection Studies: Examining neural recovery following oxidative or ischemic stress.
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Neurotrophic Regulation: Understanding peptide influence on BDNF and NGF pathways.
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Stress & Mood Studies: Exploring neurotransmitter balance and emotional modulation.
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CNS Research Models: Assessing peptide effects on central nervous system function and regeneration.
Benefits for Researchers
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Highly stable and ≥99% pure synthetic peptide.
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Supported by HPLC and LC-MS analytical data.
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Ideal for in-vitro and in-vivo neurobiological research.
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Manufactured under strict ISO 9001 & GMP-equivalent standards.
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Supplied with full COA and traceability documentation.
Handling & Storage
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Form: Lyophilized peptide powder
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Storage Temperature: 2–8 °C (short-term); –20 °C (long-term)
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Reconstitution: Dissolve in sterile water or PBS under aseptic conditions
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Shelf Life: 24 months when properly stored
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Safety: Laboratory use only. Avoid inhalation or direct contact. Use protective equipment.
Why Buy Semax from West Lab Chemicals
At West Lab Chemicals, we are committed to delivering high-purity, research-grade peptides to laboratories and research professionals worldwide.
When you order Semax 5mg, you receive:
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≥99% purity guarantee (HPLC verified)
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COA and batch traceability with every purchase
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ISO-certified and GMP-equivalent production quality
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Competitive research pricing and bulk availability
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Fast, temperature-controlled global shipping
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Dedicated technical and customer support
We don’t just supply peptides — we supply confidence and consistency in every vial.
Purity & Quality Assurance
Each batch of Semax 5mg undergoes rigorous quality testing to ensure scientific reliability:
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HPLC Purity Testing (≥99%)
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LC-MS Molecular Weight Verification
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Sterility and Endotoxin Screening (as required)
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Batch Traceability and COA Documentation
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Final Quality Control Review prior to shipment
All production is carried out in ISO 9001:2015-certified laboratories, under GMP-equivalent procedures.
Legal & Research Disclaimer
Semax 5mg is sold strictly for laboratory research use only.
It is not intended for human or veterinary use, nor for medical, therapeutic, or diagnostic applications.
Researchers must handle all products according to local safety and compliance standards.

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