The book of Mikhail Efremov is devoted to one of the most relevant topics of the present. Today, our diet includes more and more unnatural products, and a competent buyer must be able to distinguish them. What products were created in the laboratories of chemical plants? What is the difference between natural mayonnaise and yogurts from "improved long -livers"? Are broth cubes useful for health? You will find answers to all these questions in the book. In addition, you will get acquainted with modern means of excretion of harmful substances from the body and learn how to distinguish a genuine high -quality product from a cheap fake.