Reference summary of melanocortin research peptides used in Texas pigmentation-science labs.
Written for the Texas research community, this reference brings together the documentation Texas pigmentation-science labs summarize on tanning peptides that labs from Austin to Houston, Dallas to San Antonio typically request when qualifying a new lot. Every batch we dispatch from our Texas warehouse ships with the analytical documentation described below.
- Melanotan-1 (afamelanotide) — MC1R-preferential agonist.
- Melanotan-2 — broad melanocortin-receptor agonist.
- PT-141 — MC4R-preferential melanocortin analog.
Research use only. Pep Labs 365 supplies materials strictly for in vitro and laboratory research from our Texas facility. Nothing in this article is medical, therapeutic, or dosage guidance for human or animal use.


