Can You Take Too Much Melanotan? A Z Guide People are injecting a tanning peptide to get darker skin without the sun., Its called Melanotan., It works by stimulating melanin production in the body but regulators have raised serious safety Tanning from the inside out = Highly Dangerous and Illegal! Many products advertised on social media platforms promising a tan from the inside out or a tan without sun such Melanotan: Get a Real Tan with a Peptide Revitalyze MD