Source: http://www.mineral-calculator.com/compare-waters/2270
The Mineral-Calculator
How many minerals are in your mineral water? It's time to compare.

Compare waters on your smartphone!

With the app "My Water" you can also find out the mineral content of your mineral water while on the move.
Mineralwasser App Inhaltsstoffe

Mineralize your life!

Gerolsteiner is the world's No. 1 sparkling natural mineral water. What is so special about ist? Just plunge in and find it out!
Mineralstoffe: Calcoium, Magnesium, Hydrogencarbonat