The structural principals and functions found in the present invention are applicable to the sector of purification, physical-chemical adjustments and packaging of water for human consumption. An object of the present invention is a system of purification, physical-chemical adjustment, adding mineral salts, and packaging of water for human consumption, comprising the following elements: a pump that captures water from the groundwater or other water source and stores it in a tank, a high pressure pump, a heat exchanger of inter plates exchangeable; a high pressure silica filter; a high pressure activated carbon filter; an ion changer; means for the addition of strong bases to adjust the hydrogen concentration; a precision filter; a dual reverse osmosis system; a hydrogen concentration sensor interconnected to the media for the addition of strong base for adjustment of hydrogen concentration; storage tank; a second high pressure pump; an ozone application system; means of adding mineral salts; means of adding magnesium salts; a storage tank; and a set of machines for filling the unique packaging in sachets, constructed with a mixture of LDPE and LDPE with linear structure of the monomers, to be used for filling only once, comprising weld lines; the contour of weld lines mainly simulating the shape of a bottle, showing a neck and a line, indicating to user the best portion of neck for performing the opening of the sachet that has external printings including useful information to users.