Don't risk your health for a summer glow! Tanning nasal sprays are creeping onto the UK market, particularly on online and lack of regulation means they are a significant risk to your Melanocytic matricoma: a pigmented lesion on the forehead Anais Brasileiros de Dermatologia (Portuguese) Melanotan II (Tan Jabs): Why They're Not Worth The Risk Pigmented conjunctival lesions CMAJ Dermoscopy. Benign melanocytic lesions