No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Hypopigmented burn hypertrophic scar contains melanocytes that can be signaled to re pigment by synthetic alpha melanocyte stimulating hormone in vitro PLOS One The Truth About Melanotan: Tanning Peptide or More? That quick tan injection is NOT worth the risk., Melanotan peptide injections stimulate pigment cells, and its use has been linked to rapid changes in moles, including the potentially fatal skin