Buy PT-141 (Bremelanotide)
PT-141 is available from QSC Peptides at ≥99% HPLC purity with Janoshik-independent COA.
Buy PT-141 from QSC
≥99% HPLC purity · Janoshik COA · Free domestic shipping · USA, EU, UK, CA, AU, SG, TH, VN.
Buy PT-141 at QSC →What Is PT-141?
PT-141 (bremelanotide) is a cyclic heptapeptide derived from Melanotan II, but with selective activity at the melanocortin-4 receptor (MC4R) rather than broad MC1R–MC5R activity. MC4R is expressed in brain regions governing sexual arousal and desire, including the medial preoptic area and ventromedial hypothalamus. PT-141 activates these pathways to enhance sexual desire through CNS signaling rather than peripheral hormonal manipulation. The FDA approved bremelanotide (Vyleesi) specifically for hypoactive sexual desire disorder (HSDD) in premenopausal women — the first and only approved treatment targeting desire pathways in the brain. Unlike hormonal approaches (testosterone cream, estrogen therapy), PT-141 does not alter estrogen, progesterone, or testosterone levels.
Role in the Venus Protocol
Within the Venus Protocol, PT-141 provides the sexual wellness and libido pathway — the only compound in the stack with FDA acknowledgment specifically for female sexual desire. It works through brain signaling rather than hormones, avoiding the androgenic side effects of testosterone-based libido treatments.
Specifications
| Property | Value |
|---|---|
| CAS Number | 32780-32-8 |
| Molecular Weight | 1025.18 |
| Formula | C50H68N14O10 |
| Purity | ≥99% HPLC |
| Form | Lyophilized, 10mg/vial, 10-vial kit |
| Storage | Refrigerated 2–8°C |
The Venus Protocol — 10 Compounds
All 10 compounds from QSC. ≥99% HPLC purity, Janoshik COA, free domestic shipping from USA, EU, UK, CA, AU, SG, TH, VN.
Shop the Venus Protocol at QSC →Venus Protocol
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