Nitisinone increases melanin in people with albinism National Institutes of Health (NIH) Here's the part nobody explains when they're selling you the "Barbie drug.", , Melanotan 2 is a synthetic peptide that mimics alpha MSH a hormone your body already makes to tell your skin cells to Melanotan II (Tan Jabs): Why They're Not Worth The Risk Before and after Melanotan tanning therapy, sunless tanning results Melanotan 2 doesn't just stimulate melanin in your skin, but your hair follicles aswell .. my beard is about 80% darker today, than a month before I started taking melanotan. Guys with