Warning issued over increased use of 'Barbie drug' 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. October 2017 VOL. 14, ED 3. by PeningtonInstitute Issuu Melanotan Tanning Injections The Low Down Lynton Lasers 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.