Reduction of oral levels of volatile sulfur compounds (VSC) by professional toothcleaning and oral hygiene instruction in non-halitosis patients.

Purpose: The aim of the study was to determine the longitudinal effect of an oral hygiene program on oral levels of volatile sulfur compounds (VSC).

Materials And Methods: The study subjects were randomly selected from patients attending a student course in operative dentistry and from staff members of our dental clinic. The test group (n = 30) received an oral hygiene training including professional toothcleaning (PTC), oral hygiene instruction, and motivation.