This review clarifies the aim and effects of numerous types of xylitol on dental caries and oral hygiene status of an individual, as well as to emphasize the examination and preventative methods for dental caries in children. Comprehensive search method was conducted using several electronic databases including; Medline/PubMed, and Embase, for relevant articles concerning the prevention strategies dental caries in children, and roles of Xylitol in reduction of caries, which were published up to

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... October, 2018. Xylitol lowers the occurrence of dental caries by escalating salivary flow and pH and decreasing the number of cariogenic (MS) and periodontopathic (Helicobacter pylori) microorganisms, plaque degrees, xerostomia, gingival inflammation, and erosion of teeth. Xylitol is well endured by the human body as a sweetener, however its absorption rate in the small intestine is extremely slow. Excess xylitol is recognized to cause osmotic diarrhea, indicating there is an upper limit to its dose that can be tolerated.