Over the past five years or so, several global companies — and some startups — have developed blockchain-based applications to help track goods across supply chains. A pioneer in this area is IBM, which has established various such initiatives on its own and in collaboration with other companies.
Several multinationals are experimenting with blockchain-based platforms to ensure traceability and sustainability in their supply chains and to reduce costs. But challenges remain in the implementation of such solutions.
https://interestingengineering.com/blockchain-to-track-your-purchases-to-their-origin
