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 Melanotan II (Tan Jabs): Why They're Not Worth The Risk Use Melanotan 2 Nasal Spray for Better Tanning Effects by Megatan uk Infogram Buy Melanotan II for Erectile Dysfunction: What the Evidence Shows and Practical Considerations Buy Melanotan II for Erectile Dysfunction: What to Know Before Considering It It doesn't take much to fall down the Barbie Drug rabbit hole. In self tanner subreddits and on TikTok Shop, the tanning injectionaka Melanotan IIis marketed as a self tanner alternative that works by