University of Arizona in Tucson, AZ Glowup shortcuts are trending again, but doctors say the Barbie drug comes with real medical red flags. Unregulated, unapproved, and could have serious sideeffects is any tan worth that risk?, 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 Hypopigmented burn hypertrophic scar contains melanocytes that can be signaled to re pigment by synthetic alpha melanocyte stimulating hormone in vitro PLOS One MT 2 (Melanotan II) Polar Peptides Melanotanassociated melanoma Paurobally 2011 British Journal of Dermatology Wiley Online Library