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. Melanotan 2 10MG Raw Amino Melanotan 2 Injectable Peptide 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. Warning issued over increased use of 'Barbie drug' Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report