Is Your Mole a Cause for Concern? Melanotan is trending again. As a dermatologist, I strongly need to tell you It's an unapproved injectable peptide, and we're seeing: nausea and flushing darkening of existing moles Mole patrol: How to detect and prevent the deadliest form of skin cancer Lake Region Healthcare Afamelanotide tested as a new treatment for vitiligo Vitiligo Clinic Dangerous' tanning products promoted by influencers