Melanotan II (Tan Jabs): Why They're Not Worth The Risk Pyoderma Gangrenosum Secondary to Melanotan Cureus 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 Get a tan that lasts with melanotan tanning injections! Melanotan stimulates melanin production in the skin, the pigment responsible for giving us that coveted bronzed look. With regular injections, you can achieve Dark side: tanning injections 'may be lethal'