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All editionsMethodologyUpdated · September 2026
Melanocortin receptor research

PT-141.
5 vendors · 1843

Cyclic melanocortin-receptor agonist derived from α-MSH. The active molecule in Vyleesi (FDA-approved 2019, prescription-only for HSDD); research-peptide formulations are sold under research-use-only labelling and are not approved for human therapeutic use.

Live vendor register · sorted by price

Every vendor. Same compound, sorted ascending.

PT-141 · price-normalised
n = 5 vendors
01
QSC Peptides
VID-QSC-PEPT
HPLC · MS · Janoshik
99%
3–7 days (EU warehouse) · Kit of 10 · from $210 USD
€18
02
Direct Peptides EU
VID-DIRECT-P
No public testing info
99%
10–14 days · UK network · from £21.45
€25
03
PeptidesDirect
VID-PEPTIDES
HPLC · MS (per-batch COA)
99.91%
DE 1–2 d · EU 3–10 d · DE dispatch
€34
04
CertaPeptides
VID-CERTAPEP
Janoshik (selected lots)
98%
3–7 days · RO dispatch
€42
05
SwissChems
VID-SWISSCHE
HPLC · third-party COA
99%
2–3 weeks · US dispatch · from $49.99
€43
Long-form research guide

Reproductive Health Research. Mechanism + protocols + safety.

Melanocortin receptor pharmacology and sexual behaviour in preclinical models

Open the long-form guide for PT-141 →