Citrus juices are one of the main sources of vitamin C and AA in the human diet, its importance is noticeable in AOA. Citrus juices, especially orange and grapefruit, are popular breakfast beverages a...

Citrus juices are one of the main sources of vitamin C and AA in the human diet, its importance is noticeable in AOA. Citrus juices, especially orange and grapefruit, are popular breakfast beverages and a good source of vitamin C and folic acid in human nutrition. The juices also contain flavonoids that are believed to have beneficial health effects. However, all those vitamins and flavonoids are sensitive to heat-treated process and storage temperatures, due to aerobic and anaerobic reactions of non enzymic nature..