Sweet flag (\kur{Acorus calamus} L.) - its biological effects and possibilities of utilization

The aim of this thesis was to compile and collect all available information about Acorus calamus. To outline its historical development, it has pointed to its biological effects and its use in various industres such as food, pharmacy, parfume production, but also in the plant protection. The most potential is attributed to its rhizome. Many bioactive components have been isolated from leaves and rhizomes. These bioactive compounds - asarone and -asarone are dominant compounds contained in the essential oil of Acorus calamus . These compounds that act as sedatives, antioxidants, but they are also used as cardiovascular, antiinflammatory, antimicrobial and other products