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

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.