The choice of bottled waters available for sale is large. The assessment of their mineral composition was based on the results of 120 natural waters and 46 mineral waters (in relation to the hydrogeological classification of water mineralization). Significant diversity was found in terms of basic mineral composition, and in many cases also a wealth of microcompounds (e.g. fluorides, iodine, selenium), which have a positive effect on human health. Both the deficiency and excess of water consumed and the amount of contained ingredients it do not remain indifferent to human health. Choosing water, it is worth considering the volume of water consumed, the age and health of the consumer, season of year, activity, type of diet, taking dietary supplements, vitamins and medicines. The information on the label is sufficient to choose water suited to your individual needs. Waters with high mineralization and/or with a large concentrations of microcompounds should be used after medical consultations to determine its use: specify the area of application and recommended drinking amount and frequency.