Melanotan II: The Tanning Peptide With a Surprising Side-Effect Profile
Introduction Melanotan II (MT-II) has become one of the most talked-about peptides in the aesthetics and performance-enhancement space — not just because of its dramatic tanning effects, but because of how it interacts with deeper hormonal pathways tied to sexual function, body composition, and energy regulation. Originally developed as part of research into melanocortin biology,




