Health expert says Melanotan II darkens skin moles and can make melanoma hard to detect Herald Sun No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Melanotan II: Tanning injections, nasal sprays harmful to health Avoid nasal tanning sprays or nasal tanners entirely. These products promise an all over tan without sun exposure but they are unregulated, can be unsafe, and contain potentially risky substances like Melanotan 2. Could users of new drug be dying for a killer tan? thv11.com