Melanotan II: Tanning injections, nasal sprays harmful to health Melanotan II Spray (10mg Per Bottle) Modified Aminos Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and longer lasting than Doctors Say "Barbie Drug" Melanotan II Can Cause Brain Swelling Tanning and Sun Melanotan Nasal Spray was listed for 600.00 on 12 Sep at 11:32 by Albyte Technologies in Johannesburg (ID:651455031)