
PT-141.
U.S. residents only · Research-use only
Research-grade precision.
PT-141 (bremelanotide) is a synthetic cyclic heptapeptide derived from the melanocyte-stimulating-hormone (α-MSH) family.
Published research has investigated PT-141’s interactions with the melanocortin MC4R and MC3R receptors and downstream central neuropeptide pathways.
Supplied as research-grade lyophilized powder. Each vial includes Certificate of Analysis. Research use only. Not for human consumption.
For in-vitro research only. Not for human consumption.
The spec sheet.
Pristine, paired.
Lyophilized
Compressed peptide cake at the bottom of the vial. Stable for transit and shelf storage.
Sealed
White flip-top + silver aluminum crimp ring. Tamper-evident, sterile to the rubber stopper.
Audited
Third-party HPLC tested for identity and purity. COA emails alongside your shipping confirmation.
Discreet
Plain padded mailer, USPS Priority. Standard 2–3 day shipping in the continental US.

