Participant flow and baseline data
In complete, 20 volunteers were enrolled to the study, ten at a time were assigned to each of the two groups enabling a cross-over design of the study. No volunteer was excluded. All of them completed the study.Each group tested all of the three rinses. Volunteers were recruited from March 2019 to June 2019. The follow up started on July 2019 and ended in December 2019 after all volunteers received all rinses.Mean age of the participants was 27.3 ± 6.3 years (group 1: 25.5 ± 3.3 years; group 2: 29.1 ± 8.0 years). In group 1, 40% of the volunteers were male whereas in group 2, 0% were male.