Many consumers see that some cosmetics contain the chemical substance "rosemary extract", but do not know the efficacy and role of this substance, and want to know whether products containing rosemary extract are good. This article will describe the benefits and effects of rosemary extract on the skin.

The main functions of rosemary extract in cosmetics and skin care products are antioxidant, anti-inflammatory, and astringent. The risk factor is 1, which is relatively safe and can be used with confidence. It generally has no effect on pregnant women, and rosemary extract has no comedogenic properties.

Rosemary essential oil has a fresh aroma, and has bactericidal, insecticidal, anti-inflammatory and other activities. It has strong killing power to red spiders, mosquitoes and their eggs. Rosemary extract has excellent antioxidant properties. In a series of cell culture experiments, fibroblast proliferation, elastase and collagenase inhibition, and antioxidant properties were shown, suggesting that rosemary extract has activating and anti-aging properties. It also has some anti-inflammatory and astringent properties.