Melanotan II: Tanning injections, nasal sprays harmful to health Avoid nasal tanning sprays or nasal tanners entirely. These products promise an all over tan without sun exposure but they are unregulated, can be unsafe, and contain potentially risky substances like Melanotan 2. Are you aware of the dangers of using tanning nasals and injections? Hear from the wonderful Dr. Sarah, raising awareness about an incredibly important issue. No form of tanning nasals or The Hidden Dangers of Tanning Nasal Sprays That You Should Be Aware Of Change in moles linked to use of unlicensed sun tan jab The BMJ You Should Avoid Using Nasal Tanning Sprays