Embodiments generally relate to tracking food safety in a supply chain. In some embodiments, a method includes receiving a case identifier associated with a case of food, retrieving food information concerning the food items, analyzing the food information to determine an in-use portion of a distribution path, and associating the case identifier with user identifiers associated with candidate users determined to have purchased one or more of the food items. The method further includes receiving an incident notification message including an indication of a problem with the food item associated with the case, and identifying the case identifier associated the food item associated with the food item identifier in the incident notification message, and retrieving the one or more user identifiers associated with the case identifier, and sending one or more problem notification messages to one or more client devices of one or more candidate users.