Besides their inherent nutritional value functional foods contain substances that have beneficial impact on the functioning of organs and systems in the human body and reduce the risk of disease. Bread and bakery goods are basic foods in the diet of contemporary people. Preservatives are added to the composition of foods in order to ensure their microbiological safety, but these substances affect directly the balance of microflora in the tract. A great problem is mold and bacterial spoilage (roping) of bread. These issues require searching for new ways to improve the microbiological quality of these foods. Moreover, the deterioration of the environment leads to a significant increase in the level of insemination of the typical raw materials used for the production of bread and bakery goods. To deal with this problem manufacturers have resorted to even more extensive use of preservatives that adversely affect human health. There is an increasing demand for foods without preservatives, but with preserved or improved organoleptic characteristics and extended shelf-life
