Melanotan II (Tan Jabs): Why They're Not Worth The Risk MELANOTAN EXPLAINED! Benefits, Risks, Side Effects The sale of nasal tanning sprays continues to soar across the UK, despite being illegal and unregulated., They contain the chemical Melanotan II, an artificial hormone that enters the bloodstream and PDF) Increasing illegal use of Melanotan: The Barbie drug hype Background Man warns against 'dangerous' tanning injections after turning so dark he 'looked like Madge from Benidorm' and now has the freckled skin of a 60 year old A Current Affair: Tanning 'Barbie drug' a danger to users, experts say