Warning issued over increased use of 'Barbie drug' Melanotan II Uncovered Your Essential Guide to Tanning, Libido Enhancement, and Smart Peptide Protocols: Proven Methods to Inject Safely, Monitor Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn Melanotan 2: Day 6 , Another one hour in what minimal sun we had today. , No tanning beds, just sun. , Moved down to 50mcg before sun exposure, No more side effects :) , Before & before , Well see Health expert says Melanotan II darkens skin moles and can make melanoma hard to detect Herald Sun 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