What exactly is Melanotan and how does the tanning solution work? Melanotan 2: The Path to a Bronze Tan, a Leaner Physique, and Enhanced Libido PARTICLE, s. r. o. Melanotan 2 The Revolutionary Way of Achieving a Great Tan by Protein Factory Medium 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