Whitening
Skin whitening, or skin lightening, or skin bleaching, is a cosmetic procedure that aims to lighten dark areas of skin or achieve a generally paler skin tone.It's usually used to improve the appearance of blemishes such as birthmarks and dark patches (melasma).Skin-lightening procedures work by reducing the concentration or production of melanin in the skin. Melanin is the pigment that gives skin its colour and helps protect it from the sun.