the present invention provides compositions , uses and methods thereof , for inhibiting the growth of caries - causing bacteria . the composition comprises xylitol , sodium citrate , sodium bicarbonate , anionic polymers and acceptable carrier materials . the compositions can tend to be used for treating or preventing a condition caused by caries - causing bacteria the compositions can further tend to be used in patients such as children , adolescents or patients suffering from a heightened susceptibility to toxic substances .