Amazon.com: Tanning Spray,Tanning Nasal Spray,tanning Sunless sprays,Deep Tanning Dry spray,Sunless tanning Mist,Self Tanning Facial Mist,Natural Looking Tan (1PCS) : Beauty & Personal Care Nasal tanners claim to work by using Melanotan II, a chemical that darkens skin pigmentation. It is illegal to sell medicinal products containing Melanotan II in the UK but since the tanners are sold Melanotan II (Tan Jabs): Why They're Not Worth The Risk There has been a worrying increase in the number of young people using sunbeds. Some people are also using nasal sprays and injections with melanotan II in to boost their tan. This isn't Dangerous' nasal tanning sprays linked to killer cancer as Brits issued warning Melanotan 2 spray 10 mg biolabshop.co.uk