Where can I find Three-grain bread in Langenargen?

Three-grain bread can also be found in these cities:

Amriswil Arbon Au Bregenz Dornbirn Friedrichshafen Fußach Gemeinde Hörbranz Goldach Hard Heiden Hohenweiler Immenstaad am Bodensee Kennelbach Lauterach Lindau (Bodensee) Lochau Lustenau Markdorf Meckenbeuren Oberteuringen Ravensburg Rheineck Romanshorn Rorschach Sankt Margrethen Schwarzach St. Gallen Tettnang Thal Wellheim Wittenbach Wolfurt

You can also find this in Langenargen:

Hair Conditioner Make-Up Removal Products Deostick Plaster Fabric Softener Shampoo Absorbent Cotton Deodorant Spray Bolt Hygiene Rinser