Watch Me Tan with Melanotan 2 (MT2) Year 2 Results, Side Effects, & My Full Protocol Natural Kaos Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and longer lasting than Thinking of trying Melanotan? Heres what I wish I knew before I started Start slow. Even if youre experienced with peptides, Melanotan hits differently. Nausea is real and dose dependent. I had Melanotan 2 (10 MG) Sigma Compounds Melanotan II (Tan Jabs): Why They're Not Worth The Risk