Abstract
The aim of this in vitro study will be to investigate the effects of different whitening toothpaste used during bleaching with 10% carbamide peroxide in a micro-hybrid composite resin. A total of 48 cylindrical samples will be prepared with a micro-hybrid composite resin and will be randomized into 4 groups according to the toothpaste to be used: Colgate Total 12 Clean Mint, Colgate Lumin…