Peptides for tanning do exist. Melanotan 1 and Melanotan 2 both work at increasing melanin in the skin. Melanotan 1 takes longer to activate. Melnotan 1 is FDA approved. Melanotan 2 does libido, Melanotan What It Is and Its Relation to Skin Cancer The Dangers of Melanot*n II Explained Melanotan A Golden Tan Without the UV Damage. in Gilbert, AZ LifeSpann Primary Care & Esthetics 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 Melanotan II urgent warning about tanning product pushed on social media news.com.au Australia's leading news site for latest headlines