Melanotan Tanning Peptides: Safe Use, Side Effects & How It Works Scientifically What are the recent findings on the safety and efficacy of melanotan for therapeutic and cosmetic use? Insights into Tanning Biology and Tanning Products JCAD The Journal of Clinical and Aesthetic Dermatology Melanotanassociated melanoma Paurobally 2011 British Journal of Dermatology Wiley Online Library Avoid nasal tanning sprays or nasal tanners entirely. These products promise an all over tan without sun exposure but they are unregulated, can be unsafe, and contain potentially risky substances like Melanotan 2.