Store fresh-squeezed juice in the refrigerator for up to three days. Canned and bottled juice or juice in aseptic cartons can be stored, unopened, in a cool, dark cupboard for up to three months. To preserve nutrient quality and taste, store frozen juice and frozen concentrates in the freezer for up to one month. After opening, keep juices in tightly closed containers in the refrigerator. Pour servings and immediately refrigerate the closed container after every use.