OVERVIEW

Melanotan 2 (MT2) is a synthetic peptide analogue of alpha‑melanocyte‑stimulating hormone (α‑MSH) that was originally developed in research exploring pigmentation and photoprotection. It works by stimulating melanocortin receptors, primarily MC1R, which increases melanin production in the skin. This process can darken skin tone and may reduce susceptibility to sunburn by enhancing natural pigmentation. MT2 has also been studied for its effects on libido and appetite suppression due to its interaction with other melanocortin receptors in the body. A common research presentation format is 3 mg per vial, often supplied as 10 vials totaling 30 mg of lyophilized peptide powder. The product is typically reconstituted with bacteriostatic water before laboratory use.

It is important to note that Melanotan 2 is not approved by the U.S. Food and Drug Administration for cosmetic tanning or general medical use. Reports have linked unsupervised use to side effects such as nausea, flushing, increased blood pressure, and changes in moles or freckles. Because it is often sold online as a research chemical, product purity and dosage accuracy can vary significantly. Individuals considering peptide‑based compounds should understand the potential health risks and legal status in their country before obtaining or using such substances.