Dangerous' tanning products promoted by influencers No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky 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 Melanotan injections are sold illegally and possibly unsafe Cancer Research UK Cancer News