How does Blusoms Advanced MelanClear Facial Serum Works? The GFOUK Melanin Correcting Facial Serum targets the skins excessive melanin synthesis, which results in hyperpigmentation and dark patches. These serums have potent chemicals that work to control melanin synthesis, lighten existing dark spots, and stop the development of new ones. GFOUK Melanin Correcting Facial Serum contain active ingredients that help to lighten hyperpigmentation by reducing the production of melanin in the skin, breaking up existing melanin clusters, and promoting the growth of new, healthy skin cells. Easy Application Package Includes: 1 x Blusoms Advanced MelanClear Facial Serum