Extract derived from the leaf or flower of the thyme plant. It can have potent antioxidant properties. Its fragrant component can also cause skin irritation, but thyme extract’s beneficial components can benefit skin.  Generally speaking, thyme extract should not be one of the chief antioxidants in skincare products; however, in lower amounts and mixed with other antioxidants, it can be a beneficial addition.
- Miura K, Kikuzaki H, Nakatani N. Antioxidant activity of chemical components from sage (Salvia officinalis L.) and thyme (Thymus vulgaris L.) measured by the oil stability index method. J Agric Food Chem.. 2002;50(7):1845-51.