Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report The Science Behind Melanotan II Benefits Exploring Peptides Melanotan is not a tan. It's an unregulated peptide with real risk. As a dermatologist, here's the reality: It has been linked to new and changing moles including cases of Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn 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