You Should Avoid Using Nasal Tanning Sprays 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 Melanotan is trending again. As a dermatologist, I strongly need to tell you , Its an unapproved injectable peptide, and were seeing:, nausea and flushing, darkening of existing moles, Melanotan II urgent warning about tanning product pushed on social media news.com.au Australia's leading news site for latest headlines Nasal Tanning Sprays: Illuminating the Risks of a Popular TikTok Trend MDedge Dangerous 'Barbie drug' Melanotan II sparks crackdown on social media influencers ABC News