Emerging Threat: Melanotan, Repackaging, and Online Sales Melanotan II: Tanning, Sexual Health Benefits, & Safety Concerns Lets look at sunless tanning, ., Firstly theres the injections and nasal sprays which typically have an active ingredient called melanotan. This is a synthetic compound that stimulates the Tanning Injections: Risks, Side Effects, and Precautions Melanotan Uses, Safety, Cost RealSelf 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