Synopsis The people in earth require about 3.4 billion pounds of food, one mouthful at a time. All of men food are perishable. They begin to deteriorate shortly after harvest. This also loose the restrictive value of foods. In this twenty first century, mankind has developed a technology to retain the original value of food by adding additives, flavours and colours, which also increases the taste of food. This particular application could go for in reducing the number of hungry mouths in the world. This particular publication will guide to our food technologists, agriculturists and management of planning commission to tackle their problem efficiently.