MELANOTAN 2 (10mg) peptide to stimulate melanin synthesis. Melanotan II is a synthetic peptide developed with the original scientific goal of stimulating the body's natural melanin production. Researchers explored it as a potential way to help protect skin from UV Tanner Tattered discusses melanotan 2 and its potential effects on autism, citing Clavicular as an example of someone whose behavior may have changed while using the compound. >> More below MD breaking down Melanotan II Part 2 of my peptide series. The research, the risks, the reality. Long term safety data? Nonexistent.