PT-141 (5mg)

PT-141, known generically as bremelanotide, is a synthetic heptapeptide melanocortin receptor agonist derived from α-melanocyte-stimulating hormone. PT-141 primarily targets central melanocortin receptors (MC1R, MC3R, and MC4R), with highest affinity for MC4R in hypothalamic regions linked to sexual behavior.

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PT-141 Peptide Description

PT-141 (bremelanotide) is a synthetic peptide analogue of alpha-melanocyte-stimulating hormone (α-MSH) that acts on melanocortin receptors, particularly MC3R and MC4R, in the central nervous system. PT-141 operates via a unique mechanism distinct from peripheral-acting agents like phosphodiesterase type 5 (PDE5) inhibitors. This action is believed to stimulate sexual arousal and desire by activating neurons in the hypothalamus, a key area involved in sexual function.

Peptide Information

Property Value
Peptide Sequence Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH
Molecular Formula C50H68N14O10
Molecular Weight 1025.2 g/mol
CAS Number 189691-06-3
PubChem CID 9941379
Synonyms Bremelanotide, 189691-06-3, PT-141, UNII-6Y24O4F92S, Bremelanotida

PT-141 (Bremelanotide) Structure

Bremelanotide | C50H68N14O10 | CID 9941379 - PubChem

source PubChem

Lyophilized Peptides:

These peptides are freeze-dried, a process that not only extends shelf life but also preserves the purity and integrity of the peptides during storage. We do not use any fillers in this process.

Weight 0.250 oz
Dimensions 0.625 × 0.625 × 1.5 in
Dutify Classification ID

6064

99%+ Purity, Third Party Tested

Independently verified by three separate certified laboratories. COAs available pre-purchase.

GMP Manufacturing Standards

Synthesized in USA-registered facilities following Good Manufacturing Practices. Full chain of custody documentation.

Best In Class Fulfillment

Same-day shipping on orders before 12 PM PT. Free standard domestic shipping on orders over $400.

Zero Fillers or Additives

Pure active compounds only. Independently verified composition for reliable in vitro studies.

Scientific Reviewer

Scientifically reviewed by Dr. Ky H. Le, MD. Dr. Le is a board-certified family medicine physician with over 20 years of clinical experience. Dr. Le validates the scientific accuracy of all technical content and research citations.

Disclaimer: For Research Purposes Only

This content is provided strictly for research purposes and does not constitute an endorsement or recommendation for the non-laboratory application or improper handling of peptides designed for research. The information, including discussions about specific peptides and their researched benefits, is presented for informational purposes only and must not be construed as health, clinical, or legal guidance, nor an encouragement for non-research use. Peptides described here are solely for use in structured scientific study by authorized individuals. We advise consulting with research experts, medical practitioners, or legal counsel prior to any decisions about obtaining or utilizing these peptides. The expectation of responsible, ethical utilization of this information for legitimate investigative and scholarly objectives is paramount. This notice is dynamic and governs all provided content on research peptides.
Glass vial with composite cap labeled PT-141 5MG 99% Purity from Biolongevity Labs.PT-141 (5mg)
$47.97

Availability: In stock

Don't forget your BAC Water

Glass vial of Biolongevity Labs Reconstitution Solution, 30ml, containing deionized pure water and .9% benzyl alcohol, made in the USA.
Reconstitution Solution (30ml) (BAC Water)
$19.97
- +