Thymol is a naturally occurring phenolic compound that is isolated from the essential oil of thyme and some other plants, such as oregano. This component has powerful antiseptic and antimicrobial properties, thanks to which it is widely used in medicine and cosmetology. Thymol is used in a variety of medicines, such as ointments, mouthwashes, and nasal drops, and as a preservative in the food industry.
In medicine, thymol is used to treat respiratory diseases due to its expectorant and anti-inflammatory properties, and is also used to treat wounds and insect bites as a local antiseptic. In addition to its antimicrobial effects, thymol may help reduce muscle spasms and pain, which is why it is sometimes included in sports ointments. However, caution must be exercised when using thymol-containing products, as it can be toxic in high doses.