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Pasteurized milk in Japan A 1912 Chicago Department of Health poster explains household pasteurization to mothers.. In food processing, pasteurization (also pasteurisation) is a process of food preservation in which packaged foods (e.g., milk and fruit juices) are treated with mild heat, usually to less than 100 °C (212 °F), to eliminate pathogens and extend shelf life.
The heat used during the UHT process can cause Maillard browning and change the taste and smell of dairy products. [5] An alternative process is flash pasteurization, in which the milk is heated to 72 °C (162 °F) for at least fifteen seconds. UHT milk packaged in a sterile container has a typical unrefrigerated shelf life of six to nine ...
Flash pasteurization, also called "high-temperature short-time" (HTST) processing, is a method of heat pasteurization of perishable beverages like fruit and vegetable juices, beer, wine, and some dairy products such as milk. Compared with other pasteurization processes, it maintains color and flavor better, but some cheeses were found to have ...
To boost sales following the recall, Odwalla reformulated five products to remove their apple juice content and re-released them in November 1996. [10] Flash pasteurization, as well as several other safety precautions, [15] were introduced to the manufacturing process, and the juices reappeared on store shelves on December 5, 1996. [21]
To sell juice wholesale, the juice must undergo a process that achieves a "5 log reduction in bacterial plate count." [ 11 ] The process must reduce the amount of microorganisms by 100,000 times. There are several processes available that can achieve a 5- log reduction , including heat pasteurization and ultraviolet light filtering, but the ...
The pasteurization process is able to kill multiple strains of influenza ... It’s not dissimilar to tasting fresh-squeezed juice versus the stuff out of a carton at the supermarket.
“Pasteurized milk removes harmful germs and bacteria through a process where the milk is heated to a specific temperature,” according to Maya Feller, R.D., the founder and lead dietitian at ...
Pasteurization is important in destroying naturally occurring enzymes that are associated with deterioration of the juice. Pectinesterase is infamous for its deteriorative activity in orange juice. In the pasteurization process, the juice is generally rapidly heated to 197 °F for about 40 seconds.