Overview: PT-141 (bremelanotide) is a synthetic cyclic heptapeptide analog of alpha-MSH, studied for its activity at melanocortin receptors — particularly MC3R and MC4R — in neuroendocrine and central-signalling models. It is intended strictly for in vitro and laboratory research applications. Contents: A single 10mg lyophilized vial of PT-141 (bremelanotide) supplied as sterile lyophilized powder. Purity: >99% (batch-specific COA reports 99.41% purity via HPLC analysis). Quality Assurance: • Independent third-party testing on every batch • HPLC purity verification and mass-spectrometry identi