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, You Should Avoid Using Nasal Tanning Sprays View of Association of tanning injection with hypercortisolism, hyperglycaemia and ketosis in type 1 diabetes mellitus British Journal of Diabetes Melanoma induction by ultraviolet A but not ultraviolet B radiation requires melanin pigment Nature Communications