Rumford is a trusted name in baking, with roots dating back to the late 1800s. Rumford Non-GMO Corn Starch can be used as a thickener so that your sauces, fillings, and gravies come out perfectly every time. Rumford Corn Starch is Non-GMO Project Verified, gluten-free, vegan, and certified Kosher. Our mission is to provide consistent, high-quality ingredients that you can trust for a great food experience. Proudly produced in Indiana by Clabber Girl Corporation. Ingredient Statement: Corn starch (made from non-genetically modified corn). Diet Type: Gluten Free Storage Instructions: Rumford Corn Starch has a shelf life of two years after the manufactured date. For best results, use within six months after opening. Store in dry, cool place. Clabber Girl Corporation uses the five-digit Julian date as the lot number designated to their manufactured products upon completion of packaging. The first two digits represent the year, while the last three represent the day of the year. This five-digit code is placed on each unit during the packaging process.