Melanotan What It Is and Its Relation to Skin Cancer Health expert says Melanotan II darkens skin moles and can make melanoma hard to detect Herald Sun 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 No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky