ficinalis) and common sage (Salvia officinalis). Dried leaves of rosemaryorsage contain 1.5 to 2.5% carnosic acid.
Application
Carnosic acid has medicinal properties, is a potent antioxidant and protects skin cells against UV-A radiation (photoprotection). Studies in animals have also found a protection against carcinogens.
Carnosic acid is used as a preservativeorantioxidant in food and nonfood products (e.g. toothpaste, mouthwash and chewing gum -in which it has an antimicrobial effect on the