PL
The aim of the article was to analyze the abundance of exemplary fruit juices in biologically active compounds, such as phenolic compounds and ascorbic acid. The article discusses issues such as the production of juices and their division into different types, characteristics and occurrence of biologically active compounds, as well as their losses as a result of technological processes. Trends on the fruit juice market were also analyzed. Based on the available literature, it was found that juices, especially NFC ones, are a good source of biologically active compounds. It has been confirmed that fruit juices should be included in the diet in order to increase the intake of pro-health substances. Juices can be one of the daily portions of fruit and vegetables