People have been using birch for therapy and healing since ancient times. Almost all parts of this tree have special properties valuable for health. Birch leaves act as anesthetic, anti-inflammatory, wound healing and antimicrobial. They help cope with pathogenic bacteria and fungi; improve blood circulation, and reduce thrombus from the smallest blood vessels.Birch leaves contain many of bioactive substances acids, flavonoids, rutin, tannins, vitamins C, E, PP and carotin. They help lower blood pressure.