You Should Avoid Using Nasal Tanning Sprays Melanotan II Safety: Tanning Injection LIVV Natural Figure 2 from Changes of melanocytic lesions inducedby Melanotan injections and sun bed use ina teenage patient with FAMMM syndrome Semantic Scholar Melanotan is not a tan. It's an unregulated peptide with real risk. As a dermatologist, here's the reality: It has been linked to new and changing moles including cases of Peptides are having a moment, but not all of them are harmless. One that's getting a lot of attention right now? Melanotan II. It's being used to achieve a tan from the No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky