Micronutrients are substances that take an active part in regulating all vital functions of the body. Their excess or lack causes changes in the work of organs and tissues, and this leads to the development of diseases, deterioration of well-being and other negative phenomena. In addition, many vitamins and enzymes cannot function without minerals. Thus, a lack of minerals can cause many diseases. In addition, they are in the body in a strictly defined ratio .. Deficiency of one mineral can upset the balance of the others. To be healthy, a person must get the right elements and in the right ratio. How to do this correctly, our book will teach you .