Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian Imagine just wanting to be jacked and tan and you end up like this? Melanotan II is a peptide that increases the melanin in your skin and can give men a boner that Melatonin News, Research and Analysis The Conversation page 1 Martina Big, 36, who is from Germany, and her husband Michael Eurwen, 38, who both injected Melanotan, a synthetic hormone to darken their skin have announced that they are planning to permanently