Melanotan II 99%+ Pure Peptide Amino Club Amino Club Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian Melanotan II (Tan Jabs): Why They're Not Worth The Risk Melanotan is not a tan. It's an unregulated peptide with real risk. As a dermatologist, here's the reality: It has been linked to new and changing moles including cases of Teen Boys and Young Men Are Injecting Peptides in Search of Perfection WSJ