Do you need to refrigerate orange juice?

Refrigeration also extends orange juice's shelf life; but when refrigeration is used in place of preservatives, the orange juice cannot be left out at room temperature. Once a refrigerated container of orange juice is opened, it lasts about 7 to 10 days before going bad. read more

Orange juice needs to be refrigerated because it rarely contains preservatives. Most orange juice companies use little to no preservatives in their products in order to maintain the juice's natural flavors and taste. read more

It's not the pulp stuff, it is reconstituted with preservatives, but it's not the stuff that you can leave out for days before opening, it's meant to be refrigerated even before opening. If it helps, the use-by date is the 28th. read more