There are two peptides people talk about for tanning: Melanotan 1 and Melanotan 2. Melanotan 1 works slower and mainly targets the skin, leading to a more gradual and even increase in pigment with Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report Melanotan 1 Research Peptide NuVion I accidentally undid years of skin work and didnt realize it until it was too late., At the beginning of November, I started taking melanotan 2 and honestly?, I loved it., My tan deepened Melanotan 1 vs Melanotan 2: A Canadian Research Comparison Northern Compound