Pouch Milk: Has a very short shelf life of about 1-2 days when kept in the refrigerator. Tetra Pack Milk: Can be stored for up to 6 months without refrigeration, as long as it is not opened.

Discover the key differences between pouch milk and tetra pack milk, including processing, shelf life, nutrition, and convenience. Find out which milk option is best suited for your lifestyle!

A brief history of milk being sold in bags and how it’s stored, poured, and kept fresh. Plus, why the United States hasn’t adopted the practice.

In the bag: The milk pouch and jug sold with it. 12 April 2012. A major supermarket is to sell milk in bags to reduce the mountain of plastic bottles thrown away every week.