The French supermarket chain Carrefour has been selling milk with a QR code since March 2019, allowing consumers to see where the cow lives and what she is eating.
The blockchain technology ensures that all steps from the local dairy farm to the supermarket shelves are traceable. The Dutch supermarket chain Albert Heijn applies the same principle to orange juice.
Product packaging does not always leave room for more text about the origin, and in this way consumers can still find out where their product comes from. According to the supermarkets, this initiative is driven by consumer demand. Many consumers want to be better informed so that they can make better choices about what they consume.
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