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. Eruptive Dysplastic Nevi Following Melanotan Use Actas Dermo Sifiliogrficas PT 141 Peptide Foundry Premium Research Peptides Melanotan II reverses memory impairment induced by a short term HF diet ScienceDirect