Dietenbronner home is in Upper Swabia, the hospitable country full of original beauty between the Alb and Allgau. The source is in the scenic Rottal, very close to the well-known Swabian Baroque Route.Dietenbronner mineral water comes from a deep spring, which is located in the back of densely wooded hills at a depth of about 100 meters. The water has made its way through various layers of earth and rock over 5,000 years. It was naturally filtered and mineralized. It is of pristine purity and free from harmful environmental influences.