The shelf life of Nonni's products varies depending on the specific item. Generally, most of Nonni's biscotti and snack products have a shelf life of approximately six to twelve months when stored in a cool, dry place. It is important to check the packaging for the best by date, which indicates the optimal quality period for enjoying the products. Once opened, items like biscotti may remain fresh for a shorter time, often around a couple of weeks, especially if exposed to air. To maintain freshness, it is advisable to reseal the packaging or store the items in an airtight container. For those seeking more detailed information about a specific product's shelf life, it may be beneficial to visit the official Nonni's website for further guidance.