Not for human consumption

PT-141 — MC3R/MC4R Melanocortin Receptor Agonist | Research Grade Peptide

$ 75.00 - or subscribe

PT-141 is a 7-amino-acid synthetic melanocortin receptor agonist peptide studied for its central nervous system effects on MC3R and MC4R receptor pathway signaling in research models. Supplied as a lyophilized vial for in-vitro laboratory research use only.

Research-grade specs

Sequence length: 7 amino acids
Class: Melanocortin receptor agonist (MC4-R focus)
Half-life: ~2 hours

Studied applications

MC4-R receptor research
CNS-mediated melanocortin receptor pathway studies
Comparative melanocortin agonist research

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)

Research literature

Bremelanotide has been the subject of 103 peer-reviewed publications indexed in PubMed. Selected recent literature for research reference:

Pfaus JG et al. (2026). Should Bremelanotide Be Considered for the Treatment of Sexual Arousal and Desire Disorders in Men?. J Clin Psychopharmacol. PMID: 41960633
Toledo RG et al. (2026). Female Sexual Desire, Arousal, and Orgasmic Dysfunctions: A Systematic Review and Meta-Analysis of Treatment Options. J Minim Invasive Gynecol. PMID: 40543759
Mihulka O et al. (2025). Strategies for Treating Sexual Health Concerns After Breast and Gynecologic Cancer. J Minim Invasive Gynecol. PMID: 41419078
Fuhrman J et al. (2025). Practical considerations and emerging approaches for the management of vasomotor and sexual symptoms in breast cancer patients on endocrine therapies. Expert Rev Clin Pharmacol. PMID: 41088800
Bardhan M et al. (2025). Polymorphism of Melanocortin Receptor Genes-Association with Inflammatory Traits and Diseases. Diseases. PMID: 41002740

References are provided for research reference only. Inclusion of literature does not constitute a recommendation, endorsement, or claim for any specific use of LiveWell Peptides products. Products are sold for laboratory and research use only and are not intended for human consumption, injection, topical application, or any other administration to the human body.

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Description

PT-141 is a synthetic 7-amino-acid melanocortin receptor agonist peptide investigated for its effects on MC3R and MC4R receptor pathway interactions in controlled laboratory settings. This lyophilized research compound is supplied strictly for in-vitro research use only and is not intended for human or veterinary use. Available in 10mg vial format with ≥99% HPLC purity and a batch-specific Certificate of Analysis included.

⚠️ Research Use Only. Not for human consumption, veterinary use, or clinical application. Not evaluated by the FDA. Must be 21+ to purchase.

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 PT-141

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 PT-141 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 PT-141 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 PT-141 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 PT-141 studied for in research?

PT-141 (Bremelanotide), a melanocortin peptide, is studied in research. LiveWell PT-141 is intended strictly for laboratory research use only.

What purity is LiveWell PT-141, and is there a COA?

Every batch of LiveWell PT-141 is third-party tested and ships with a Certificate of Analysis (COA), typically 99%+ purity by HPLC. COAs are available on request.

Is PT-141 a drug or supplement?

No. PT-141 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.