Bismuth Oxychloride is a chemical compound composed of bismuth, oxygen, and chlorine. It appears as a white, crystalline powder and is often used in cosmetics, particularly in products like foundations and powders, due to its ability to provide a smooth texture and a pearlescent finish. In addition to its cosmetic applications, Bismuth Oxychloride is also utilized in pharmaceuticals and as a pigment in paints. Its unique properties make it a popular choice for enhancing the appearance of various products while being considered safe for skin contact.