Food safety is one of the greatest concerns at global level. From farm to store shelf, each entity that handles and processes food must ensure that the products are fit for consumption. However, every year we see instances of food tampering or food poisoning outbreaks. Before the authorities step in, and before the source of contamination is pinpointed, people get sick. One supermarket chain wants to do something about this situation. Auchan, the 13th largest food retailer in the world, chose blockchain technology solution by German TE-FOOD, to improve food safety.