Author reviewed various manuscripts of work done by authors and presenting and it is abstract in summarized fashion. In India, block chain technology is very primitive stage in adoption, however the looking the features available in the technology, it looks more interesting to take up for implementation. In today digital world, it is getting more imperative to build trusted business model which will enable all stake-holders in the supply chain trust each other and conduct business.. In health conscious world, today the customers / consumers are to be empowered brought into the trusted business model of food world, particularly the consumption of Milk and Dairy products, food products etc, the source of the material and its various nutrients are to be validated by the consumer and ensure that the consumer is purchasing the right products, which is where the BLOCK CHAIN technology is going to be very promising solution.