Thymol

Definition

Thymol is a natural monoterpenoid phenol derived from thyme oil, exhibiting strong antimicrobial properties. It is widely used in mouthwashes and hand sanitizers for its ability to control microbial growth.

5 Must Know Facts For Your Next Test

1. Thymol disrupts the cell membranes of bacteria and fungi, leading to cell death.
2. It has been proven effective against a variety of oral pathogens, including Streptococcus mutans, which causes dental caries.
3. Thymol is often used in combination with other essential oils in commercial antiseptic products.
4. Its antimicrobial efficacy extends to both Gram-positive and Gram-negative bacteria.
5. Aside from its use in oral care, thymol is also used as a preservative in food and pharmaceuticals.

Review Questions

• How does thymol exhibit its antimicrobial effects on microorganisms?
• Which oral pathogen commonly targeted by thymol is responsible for dental caries?
• In what types of products is thymol commonly found besides mouthwash?

Related terms

Essential Oils: Concentrated hydrophobic liquids containing volatile chemical compounds from plants.

Streptococcus mutans: A bacterium primarily involved in the formation of dental caries.

Antiseptic: A substance that prevents or inhibits the growth of microorganisms on living tissue.