Melanotan & Tanning Injections: Safe or Risky? Rise in use of 'dangerous' tanning injection Channel 4 News 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 Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian Dangerous' tanning products promoted by influencers