Where can I find Baking soda in Rehmen?

Baking soda can also be found in these cities:

Alberschwende Andelsbuch Au Bizau Bludenz Bregenz Damüls Dessau-Roßlau Doren Dornbirn Egg Hittisau Innerbraz Kennelbach Krumbach Lech Mellau Nüziders Riezlern Schnepfau Schröcken Schwarzach Schwarzenberg Thüringen Warth Wolfurt

You can also find this in Rehmen:

Flour Wheat Breads Food For Allergy Sufferers Potato Dishes Espresso Ground Breakfast Croissants Canned Food Fruit Fresh Pesto White Bread Sliced