Biarozavy Sok refers to a peculiar drink from Belarus which is extracted from a birch tree with a sweet flavor and a slightly bitter herbal aftertaste. In Belarus, it is usually drunk as a tonic, although it can also be mixed with drinks such as Birch beer. Birch sap is used to prepare birch syrup, a traditional herbal medicine, believed to have special antiseptic and anti-inflammatory features. It is also often recommended as a great remedy to all kinds of ailments from digestive problems to ordinary colds.