Abstract
Halitosis is mainly related to the presence of volatile sulphur compounds (VSCs), that include hydrogen sulphide (H2S), methyl mercaptan (CH3SH) and dimethyl sulphide (CH3)2S. Studies showed that the VSCs could be directly involved in the pathogenesis of periodontal disease, however this association is still controversial. Thus, the goal of this study is to evaluate the acute and chronic …