Xylitol

Definition

Xylitol is a naturally occurring sugar alcohol used as a sugar substitute. It is known for its dental health benefits, particularly in reducing the risk of cavities and tooth decay.

5 Must Know Facts For Your Next Test

1. Xylitol inhibits the growth of Streptococcus mutans, a primary bacterium responsible for tooth decay.
2. Unlike sugar, xylitol does not ferment by oral bacteria, thus reducing acid production that erodes enamel.
3. It can stimulate saliva flow, which helps in neutralizing acids and repairing early tooth damage.
4. Regular use of xylitol can significantly reduce the incidence of dental caries (cavities).
5. Xylitol has been found to disrupt bacterial adhesion to teeth and other surfaces in the mouth.

Review Questions

• How does xylitol inhibit the growth of Streptococcus mutans?
• Why does xylitol not contribute to tooth decay like regular sugar?
• What are two benefits of xylitol related to dental health?

Related terms

Streptococcus mutans: A bacterium primarily responsible for tooth decay.

Dental Caries: The scientific term for cavities or tooth decay.

Sugar Alcohol: A type of low-calorie sweetener that includes compounds like xylitol.