Where can I find Baking powder in Gonten?

Baking powder can also be found in these cities:

Abtwil SG Altstätten Appenzell Bischofszell Buchs Degersheim Ebnat-Kappel Flawil Goldach Gossau Heiden Herisau Oberriet Rheineck Rorschach St. Gallen Teufen Thal Uzwil Widnau Wittenbach Zuzwil

You can also find this in Gonten:

Pudding Decorative Sugar Three-Grain Bread Cereals Delicatessen Sausage Spice Pastes Mashed Potatoes Raisin Roll Canned Sausage