Lets look at sunless tanning, ., Firstly theres the injections and nasal sprays which typically have an active ingredient called melanotan. This is a synthetic compound that stimulates the MG217 Psoriasis 2% Coal Tar Extra Strength Multi Symptom Ointment, 4 oz City Market Alantolactone loaded chitosan hyaluronic acid nanoparticles suppress psoriasis by deactivating STAT3 pathway and restricting immune cell recruitment ScienceDirect Sun and Skin: From Burns to Melanoma, What Every Clinician Needs to Know and Share