Melanotan peptide might seem like the cool thing to doit makes you look tan., But these unregulated injections come with real risks., They can cause unpredictable skin changes, including darkening of The Tanning Drug What Patients Should Know Melanotan Tanning Peptides: Safe Use, Side Effects & How It Works Scientifically Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report Melanotan II Safety: Tanning Injection LIVV Natural Change in moles linked to use of unlicensed sun tan jab The BMJ