Dangerous' tanning products promoted by influencers Melanotan II: Tanning injections, nasal sprays harmful to health 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 Melanotan II Wikipedia Nasal tanning sprays warning issued by Trading Standards Say NO to tanning injections and nasal sprays. They are illegal in the UK and have serious, harmful side effects