Did you know that fake food is a big global issue and a big problem in China with 40% of the consumers believing it is "a very big concern"? The most common fake foods include fruit juices, olive oil, spices and grains. It is strange that advanced technology has reached into so many aspects of modern life but it has lagged in food traceability, and in particular increating more secure food supply chains. The introduction of blockchain technology creates greater transparency between buyers and sellers as shipments are tracked in real-time, improves security, and reduces the risk of fraud becaus the ledger is considered immune to tampering*).
*) ZD.Net March 24th, 2017