Understanding Melanotan II and How It Works Melanotan II is a synthetic peptide analog of alpha-melanocyte-stimulating hormone (α‑MSH), designed to bind and activate melanocortin receptors. These receptors sit on a variety of cell types, including melanocytes in the skin, where they help regulate melanin production. By stimulating these receptors, Melanotan II pushes melanocytes to increase […]

