Is this injectable tanning drug safe to use? Melanotan II is a peptide that supports melanin production meaning your glow can start from the inside out (without living out in the sun or tanning beds). Our WCC nurses Unlock Your Natural Glow with Melanotan and Say Goodbye to Hours Under the Sun Sponsored Content herald dispatch.com Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and longer lasting than Melanotan Double dose (1) Quality Approved