Melanotan 1 Dosage Chart: Loading + Maintenance (2026) Melanotan II 99%+ Pure Peptide Amino Club Amino Club Melanotan 1 Tanning UK MT1 Afamelanotide Research Peptide Melanotan 1 and Melanotan 2 are peptides that boost melanin to darken your skin without the sun. Melanotan 1 is FDA approved for rare light sensitivity conditions and gives a more gradual and even tan Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and