Tanning Injections: Risks, Side Effects, and Precautions Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn Melanotan II for Erectile Dysfunction: What the Evidence Shows and Practical Considerations Emerging Threat: Melanotan, Repackaging, and Online Sales Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and