Sour Cream Shelf Life at Life

Sour Cream Shelf Life. Properly stored, an opened package of sour cream will generally last for about two weeks after opening, assuming it has been continuously refrigerated. Proper food storage is key to prolonging the shelf life of sour cream.

But, beyond the typical shelf life, you can tell if sour cream is rancid by a search for these signs: Proper food storage is key to prolonging the shelf life of sour cream. An unopened pack will not go bad, even if stored on the shelf.

Agro Chemical specialty solvents by Corbion Purac

If your sour cream is from a box chances are it contains preservatives. This is of course if the sour cream has been stored properly at below 40 f temperature. If the sour cream has an off smell, has molds, or is no longer white, you have to throw it away. But, beyond the typical shelf life, you can tell if sour cream is rancid by a search for these signs: