Although the texture and crunchiness of the product may change once it has reached the ‘best by’ date, it is usually edible. Pop tarts that are spoiled are frequently caused by an insufficient seal, negligence, or a lack of proper packaging. Pop-tarts, which have been around for a long time, remain popular. This substance can cause food poisoning in extreme cases. Pop Tarts that have been spoiled have the potential to cause stomach issues. Make certain that these pastries are kept in tightly sealed containers and kept out of direct sunlight. If other ingredients in the dish become bad, pop-tarts will go bad faster. You can estimate when it will spoil on the date you specify in the “Best By” section of the package. The Kellogg’s Company began producing these center-filled treats in 1964. Pop- tart confections come in a variety of sugar-filled filling and crust combinations. It is still safe to eat this product after this date, but the quality of it may deteriorate, and the texture or flavor may change. The manufacture code on our packages specifies when the product should be consumed to ensure that it meets our stringent quality standards.