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ABSTRACT
Background. Mechanical tongue cleaning may be an effective method for decreasing oral A D A J levels of volatile sulfur ✷ ✷ compounds, or VSC, and oral malodor. The authors conducted a N C U study to compare the A ING EDU 2 RT effectiveness of a specially ICLE designed tongue cleaner (One Drop Only Tongue Cleaner, One Drop Only, Berlin), a tongue scraper and a toothbrush in reducing oral VSC levels. Methods. In this balanced, crossover study, 30 subjects had four morning appointments each with a waiting period of one week between appointments. At each appointment, a dental professional performed a single standardized tongue cleaning procedure using one of the cleaning tools. The authors monitored the subjects’ oral VSC values using a portable sulfide monitor until their baseline VSC values were reached. Results. The baseline values showed no significant difference between the three groups. The tongue cleaner and the tongue