The handbook contains information on the codes of food additives used in the food industry, as well as a description of unhealthy side effects. The application searches the database for information and provides a description of food additives. At the same time, it is possible to save the result in the log, for quick access to the viewed information. It is possible to scan a text block of packaging with a description of the composition of products using the camera device. With the help of optical character recognition, the application searches for text blocks with references to the contained E-additives and provides a description of the information received.