TikTok tanning drug Melanotan sparks new warning over risks news.com.au Australia's leading news site for latest headlines 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 Martina Big Says She's Black From Melanotan II Injections Misinformation Natural red hair color is primarily caused by variants in the MC1R (melanocortin 1 receptor) gene, which regulates melanin production in the body. These variants favor the production of reddish yellow pheomelanin over