Gerolsteiner is a Mineral Water of outstanding quality. But what exactly makes it so special? The answer: It tastes good and it does you good. Few waters combine these equally important criteria.Due to its volcanic origin, Gerolsteiner sparkling Mineral Water inherently contains valuable minerals like calcium, magnesium and bicarbonate. It is thus beneficial to the human body, as each mineral has a specific effect on our health: Calcium is important for healthy bones and teeth, while magnesium strengthens your muscles and nerves. Some waters taste neutral but contain only small amounts of minerals; other waters hold minerals but taste salty or ...