Melanotan 1 (MT 1) is a synthetic peptide utilized in laboratory research to investigate melanocortin receptor activity, pigmentation pathways, and related cellular signaling mechanisms. This material is provided strictly for controlled scientific Melanotan is not a tan. It's an unregulated peptide with real risk. As a dermatologist, here's the reality: It has been linked to new and changing moles including cases of Melanotan 2 Warrior Peptides Melanotan 2 (MT II) 99% Pure Nationwide Peptides