Table 1: Principle composition of prophylactic agents used in this study.

Prophylactic agentMain ingredientsPercentage

Biorepair tooth and mouth rinsing solution (Dr. Wolff, Bielefeld, Germany)Water>50
Sorbitol <25
Alcohol denat. 4
Glycerin <5
Xylitol <5
Cellulose gum <5
Zinc hydroxyapatite <1
Zinc PCA, aroma, sodium lauryl sulfate, silica, Ricinus communis seed oil, ammonium acryloyldimethyltaurate/VP-copolymer, sodium saccharin, sodium benzoate <1

GC Tooth Mousse (GC EUROPE N.V., Leuven, Belgium)Water>50
Glycerol10–25
CPP-ACP10
CMC-Na<5
Silicon dioxide<5
Titanium dioxide<5
Zinc oxide<5
Propylene glycol, D-sorbitol, xylitol, phosphoric acid, flavoring, sodium saccharin, ethyl p-hydroxybenzoate, magnesium oxide, guar gum, propyl p-hydroxybenzoate, butyl p-hydroxybenzoate

elmex Kariesschutz (GABA, Lörrach, Germany)Water>50
150 ppm sodium fluoride150 ppm
100 ppm olaflur (amino fluoride)100 ppm
PEG-40 hydrogenated castor oil, aroma, propylene glycol, glycerin, sodium benzoate, levulinic acid, sodium levulinate, saccharin, sodium anisate