Abstract
The aim of this study was to evaluate the effect of four staining solutions (SS): coffee, grape juice, green tea, and açaí, on the color stability of four composite resins (CR): A (Amelogen Plus / Ultradent), F (Filtek Z350 XT/3M ESPE), C (Charisma/ Opal/ Heraeus/Kulzer). eG (Grandio SO / Voco GmbH), after being submitted to a surface treatment with bleaching agents (BA): Carbamide Peroxi…