Tanning from the inside out = Highly Dangerous and Illegal! Many products advertised on social media platforms promising a tan from the inside out or a tan without sun such Unauthorized injectable peptide drugs seized and sold by Canada Peptide may pose serious health risks Canada.ca Burning for a Tan: Why Sunbeds and Melanotan Aren't Worth the Risk Young Scot Nasal tanning sprays contain Melanotan II which is banned in the UK and some users have been hospitalised. We would urge residents not to use these products.