What is a nasal tanning spray? How does it work? It acts on the pituitary goand in your brian to mimic sun exposure! Stimulating melanocytes, increases the risk of a melanoma, but there are other 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 Melanotan II (Tan Jabs): Why They're Not Worth The Risk Melanotan II (Tan Jabs): Why They're Not Worth The Risk What exactly is Melanotan and how does the tanning solution work? Nasal tanning sprays warning issued by Trading Standards