Melanotan II synthetic tanning drug mo Stock Image Science Source Images Melanotan What It Is and Its Relation to Skin Cancer Melanotan II: Tanning injections, nasal sprays harmful to health 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 as injectable No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky