Abstract
Objective: To evaluate, in vitro, the effect of whitening toothpastes Colgate® Luminous White Lovers (Wine) and Colgate® Luminous White Lovers (Coffee) directed to tooth staining with coffee and wine on the color, surface roughness and surface topography of tooth enamel . Methods: 130 blocks obtained from bovine incisors will be made, which will be randomly divided into 13 groups (n=10): …