Where can I find Baking powder in Appenzell?

Baking powder can also be found in these cities:

Abtwil SG Altstätten Arbon Au Bischofszell Buchs Degersheim Diepoldsau Flawil Goldach Gossau Heiden Herisau Oberriet Rheineck Rorschach Sankt Margrethen St. Gallen Teufen Thal Widnau Wittenbach

You can also find this in Appenzell:

Fish Croissants Flour Wheat Breads Diet Products Ready Meals Energy Drinks Espresso Beans Food Flips