Last year,
Carrefour became the first company to use blockchain for European food tracing. The firm has now
extended that service, which initially only covered chicken and tomatoes, to include the retailer’s newest product to be added to blockchain: Carrefour Quality Line (CQL) fresh micro-filtered full-fat milk.
Starting this month, customers will be able to use their smartphones to trace CQL milk across its entire supply chain.
They will be able to check that the milk lives up to its marketing; namely that the cows are fed GMO-free food and reared on modestly sized farms with best practices in mind.
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