Melanocortin

PT-141

Also known as: Bremelanotide

PT-141 (Bremelanotide) is a cyclic heptapeptide melanocortin receptor agonist derived from Melanotan II. It is FDA-approved as Vyleesi (2019) for hypoactive sexual desire disorder in premenopausal women only.

Vendors carrying PT-141

0 listings, ranked by trust score

Each row is a (vendor, peptide) pair. Click through for the listing detail, the vendor's full trust profile, and any COAs they've published.

No vendors carrying this peptide are indexed yet.

Independent evidence

COAs for PT-141

54 third-party tests across 16 vendors. Each card links to the full report.

All 54 COAs for PT-141 →
99.93 %
May 2026
ILS Labs · HPLC

For

PT-141

by Crush Research· batch CRPT-10-2605-1

99.78 %
May 2026
Janoshik Analytical · HPLC

For

PT-141

by Verified Peptides· batch PT03261310J

99.77 %
Apr 2026
Janoshik Analytical · HPLC

For

PT-141

by Verified Peptides· batch cmpds11k4002104l7jqg8dx52

99.93 %
Apr 2026
Janoshik Analytical · HPLC

For

PT-141

by Skye Peptides· batch PT26-10-002

99.76 %
Apr 2026
MDx BioAnalytical Laboratory · HPLC

For

PT-141

by BioLongevity Labs· batch 25-3-43136

99.90 %
Apr 2026
Janoshik Analytical · HPLC

For

PT-141

by Peptidegurus· batch 24th Feb 2026

99.86 %
Apr 2026
Freedom Diagnostics · HPLC

For

PT-141

by Peptide Plugs· batch 112-U

99.92 %
Apr 2026
Janoshik Analytical · HPLC

For

PT-141

by Qihang Peptide· batch 4

99.71 %
Apr 2026
Biogenica Labs · HPLC

For

PT-141

by Amino Club· batch PT0001

99.93 %
Mar 2026
Kovera Labs · HPLC

For

PT-141

by Mile High Compounds· batch PT1-010-MH-02

99.97 %
Mar 2026
Kovera Labs · HPLC

For

PT-141

by Glacier Aminos· batch PT10GA-02

99.92 %
Feb 2026
Janoshik Analytical · HPLC

For

PT-141

by Verified Peptides· batch PT03261310J

99.46 %
Feb 2026
Freedom Diagnostics · HPLC

For

PT-141

by Peptide Supply Co.· batch PSCPT410001

99.47 %
Feb 2026
MZ Biolabs · HPLC

For

PT-141

by Ascension Peptides· batch 28-01260229

99.47 %
Feb 2026
MZ Biolabs · HPLC

For

Bremelanotide

by Ascension Peptides· batch 28-01260229

99.64 %
Jan 2026
BioRegen · HPLC

For

PT-141

by BioLongevity Labs· batch 25-3-46035

99.87 %
Jan 2026
Janoshik Analytical · HPLC

For

PT-141

by Skye Peptides· batch PT26-10-001

99.77 %
Jan 2026
MDx BioAnalytical Laboratory · HPLC

For

PT-141

by BioLongevity Labs· batch QC260247

99.79 %
Jan 2026
Janoshik Analytical · HPLC

For

PT141

by Verified Peptides· batch PT01261210I

99.89 %
Jan 2026
BioRegen · HPLC

For

PT-141

by Peptide Partners· batch PT202512

99.91 %
Dec 2025
Freedom Diagnostics · HPLC

For

PT-141

by Simple Peptide· batch PT141-12192025-H

99.91 %
Dec 2025
Freedom Diagnostics · HPLC

For

PT-141

by Simple Peptide· batch cmp9xk3qu00299trxs8xy7uyo

99.85 %
Nov 2025
BioRegen · HPLC

For

PT-141

by BioLongevity Labs· batch 25-3-45952

98.93 %
Nov 2025
Janoshik Analytical · HPLC

For

PT-141

by Verified Peptides· batch cmojb6929012hkirxzs4b477x