Mole vs Freckle How to Tell & When to Get Checked 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 Eruptive Dysplastic Nevi Following Melanotan Use Actas Dermo Sifiliogrficas Treating freckles and pigmentation Hope Dermatology No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky