Imagine just wanting to be jacked and tan and you end up like this? Melanotan II is a peptide that increases the melanin in your skin and can give men a boner that Change in moles linked to use of unlicensed sun tan jab The BMJ Dying for a tan: The rise in sunbed use with melanotan, the illegal nasal spray that boosts tan with serious side effects Irish Independent HPRA issues warning over 'serious health risk' posed by 'self tanning aids' You Should Avoid Using Nasal Tanning Sprays Tanning Nasal Spray: Should You Skip It?