Abstract
This study aims to evaluate fluoride (F) concentrations in saliva, as well as analyze F intake after brushing with dentifrices containing different fluoride concentrations (0, 550 e 1100 ppm F, neutral pH), applied on different quantities (approximately 0,04, 0,16 e 0,32 g). Volunteers (n=24, 2-3 years old) will be randomly assigned into 6 experimental groups, according to the possible co…