Melanotan Tanning Peptides: Safe Use, Side Effects & How It Works Scientifically This guy injected himself with a drug called Melatonan II for 5 months. Here's his before after. : r pics 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 Do I look better after Melanotan 2? : r Melanotan2 How Long Does It Take For Melanotan To Work? 5 days progress. I've been taking 250mcg of Melanotan II and tanning for 10m outside daily. It's working Tighter in the hamstrings, glutes are still holding all of my fat so