Maciej Bilek, Jarosław Wawer, Wojciech Szwerc, Katarzyna Słowik, Stanisław Sosnowski
Abstract. This paper presents birch sap concentrate obtained by the reverse osmosis method. It is characterized by sweet taste, high content of minerals and no risk to consumers in terms of content of heavy metals standardized in the European Union food legislation. This beverage has all the features of a modern food product, i.e. it has an attractive taste, is obtained using new technology, meets the clean label requirements and can be classified as a superfoods product.
Key words: birch tree sap, reversed osmosis, new technologies, clean label products, nutritional value.