Ingredients in Some Mouthwashes Include Alcohol
Besides water and sweeteners such as sorbitol and sodium saccharine, many commercial brands of mouthwash include other active ingredients such as eucalyptol, hexetidine, thymol, hydrogen peroxide, methyl salicylate, enzymes, fluoride and calcium. Many brands of mouthwash such as Scope or Listerine contain from 6.6% to 26.9% of alcohol, more than beer or wine [Pediatrics for Parents, March 1993]. These formulations rely on a high alcohol content to temporarily kill bacteria that causes bad breath.
This is almost counterproductive since antiseptic mouthwashes with high alcohol content may lead to dry mouth, which makes you more prone to bad breath than a moist mouth; and if swallowed may be dangerous, especially for children. Drinking plenty of water can be important in treating unpleasant mouth odors.
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