Walmart says it now has a better system for pinpointing which batches of leafy green vegetables might be contaminated. Walmart says it now has a better system for pinpointing which batches of leafy ...

Food suppliers like Nestle, Unilever and Walmart will use IBM’s blockchain network to reduce food contamination, according to CNBC. IBM’s distributed ledger technology, which maintains a digital ...

Starting in September 2019, Walmart and its Sam’s Club division will require suppliers of fresh, leafy greens to implement real-time, end-to-end traceability of products back to the farm using a ...

Walmart is attempting to use blockchain to track food supply chain and improve safety. This comes after some food safety related incidents in the U.S. The new application of the technology follows ...