SkinCeuticals - Advanced Brightening UV Defense SPF 50Dual action, lightweight sunscreen with SPF 50 that helps protect the skin from UV induced discolouration and helps evens skin tone. An ultra lightweight, residue free formula, Advanced Brightening UV Defense Sunscreen SPF 50 combines broad spectrum UV protection with a potent blend of discolouration correcting ingredients for brighter, more even skin. 1% tranexamic acid and 2% niacinamide help reduce existing discolouration while broad spectrum UV