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Xanthan Gum Microbial polysaccharide produced as a metabolic byproduct of the bacteria Xanthomonas campestris. Used as thickening agent, gel forming agent. Produces a very pleasant, supple skin texture.

Xylitol Naturally occurring 5-carbon sugar alcohol found in many fruits and vegetables. Clinical studies indicate this natural sweetener to resist and lower plaque and caries formation.