Tanning, fake tan and Melanotan Cancer Research UK 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. Really dangerous' tanning products containing melanotan 2 on the rise warns dermatologist Express.co.uk An FDA Reversal on Peptides Could Open the Market to Unsafe Drugs ProPublica Reminder of serious health risks with 'Melanotan 2' self tan products Irish Pharmacist