What I PT-141?

PT-141, also known as Bremelanotide, is a synthetic cyclic peptide that activates specific melanocortin receptors (MC3R and MC4R) in the brain. These receptors are involved in regulating a variety of physiological processes, including appetite, energy balance, pigmentation, and sexual behavior.

Because PT-141 acts centrally rather than directly affecting vascular tissue, it has become an important research compound for studying neural pathways associated with motivation and sexual function.

Mechanism of Action

PT-141 functions by activating melanocortin receptors within the central nervous system.

Research suggests it may:

• Activate MC3R and MC4R receptors
• Influence hypothalamic signaling pathways
• Modulate neurotransmitters involved in motivation
• Affect neuroendocrine responses
• Support investigation of sexual behavior regulation
• Influence autonomic nervous system activity
• Provide insight into central melanocortin signaling

Its primary activity is believed to occur within the brain rather than through direct effects on peripheral blood vessels.

Summary of Publicly Available Research

PT-141 has been evaluated in both preclinical and clinical research.

Published studies have explored its role in:

• Melanocortin receptor biology
• Neuroendocrine signaling
• Sexual motivation research
• Female sexual function studies
• Male sexual function research
• Central nervous system regulation
• Behavioral neuroscience
• Appetite and energy balance
• Hormonal regulation
• Neurotransmitter signaling
• Receptor pharmacology

Ongoing research continues to investigate how melanocortin receptor activation influences behavior and physiological regulation, while expanding understanding of the broader melanocortin system.

Key Research Areas

Researchers commonly investigate PT-141 in studies involving:

• Neuroscience
• Behavioral biology
• Melanocortin receptor research
• Neuroendocrinology
• Sexual behavior research
• Hormone signaling
• Central nervous system pharmacology
• Receptor biology
• Peptide therapeutics
• Brain signaling pathways

Chemical Information

Storage Recommendations

For optimal peptide stability:

• Store refrigerated at 2°C–8°C
• Protect from heat, moisture, and direct sunlight
• Keep vial sealed until use
• After reconstitution, refrigerate according to laboratory protocols
• Avoid repeated freeze-thaw cycles
• Use sterile laboratory handling procedures

Proper storage helps maintain peptide integrity throughout research applications.

Certificate of Analysis (COA)

Each production batch undergoes rigorous quality control testing.

Typical COA documentation includes:

• Batch/Lot Number
• Product Identification
• HPLC Purity Results
• Mass Spectrometry Verification
• Molecular Weight Confirmation
• Appearance Inspection
• Manufacturing Date
• Retest or Expiration Date
• Quality Control Approval

Batch-specific Certificates of Analysis are available upon request where applicable.

Customer Reviews

⭐⭐⭐⭐⭐ Excellent Laboratory Quality
“Consistently high purity with reliable packaging and complete laboratory documentation.”

⭐⭐⭐⭐⭐ Professional Supplier
“Well-packaged product with excellent consistency between batches.”

⭐⭐⭐⭐⭐ Reliable Research Material
“Quick shipping, excellent communication, and dependable quality for laboratory studies.”

⭐⭐⭐⭐⭐ Highly Satisfied
“Professional presentation and verified laboratory-grade quality. Will purchase again.”

Frequently Asked Questions

Is PT-141 intended for human use?

No. This product is supplied strictly for laboratory and scientific research only.

What form is the product supplied in?

It is provided as a lyophilized (freeze-dried) peptide powder.

How should it be stored?

Store refrigerated between 2°C–8°C, protected from moisture and direct light.

Is a Certificate of Analysis available?

Yes. Batch-specific COAs are available upon request where applicable.

Why is PT-141 widely researched?

PT-141 is studied for its effects on melanocortin receptors and its potential role in neuroscience, neuroendocrine signaling, and behavioral research involving central nervous system pathways.

Related Products

Researchers interested in PT-141 may also explore:

• Melanotan II
• Kisspeptin-10
• CJC-1295 / Ipamorelin Blend
• NAD+
• GHK-Cu
• BPC-157
• TB-500
• MOTS-c
• Semaglutide
• Tesamorelin

Research Disclaimer: This product is intended solely for laboratory research conducted by qualified professionals. It is not approved for human consumption, medical treatment, or veterinary use. Researchers are responsible for complying with all applicable laws, regulations, and institutional guidelines regarding the handling and use of research chemicals.