Melanotan II is a super-potent melanocyte stimulating hormone peptide analog. Melanotan therapy means the fair skinned can improve upon natural photoprotection from the environment. Photo-sensitive folks administer synthetic melantropin analogs to produce protective melanin far more dense and dark than than naturally possible, with less damage from UVR.

Melanotan must reads]http://peptide-guide.com/melanotan-2