MELANOTAN II (MT 2) VIAL, (10MG) High Purity Peptide Pure Bio Labs 21,617 Injection Yellow Royalty Free Images, Stock Photos & Pictures Shutterstock Melanotan II (Tan Jabs): Why They're Not Worth The Risk 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 Imagine just wanting to be jacked and tan and you end up like this? Melanotan II is a peptide that increases the melanin in your skin and can give men a boner that