Nasal spray tanning: The beauty fad that's having dangerous consequences You Should Avoid Using Nasal Tanning Sprays Bond Peptides Melanotan II (MT 2) Nasal Spray 10 mg Direct Health Shop Melanotan II Spray (10mg Per Bottle) Modified Aminos 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.