Melanotan II (Tan Jabs): Why They're Not Worth The Risk Melanotan 2 (MT 2) is a synthetic peptide commonly studied for its role in melanin production and pigmentation processes. Researchers use it to explore skin response and peptide activity in controlled lab environments. MELANOTAN 2 10MG Beverly Hills Rejuvenation Center Melanotan 2 10mg Pro Peptide Research Lab Research Implications of Melanotan 2 Peptides Core Peptides