Where can I find Baking soda in Holziken?

Baking soda can also be found in these cities:

Aarau Brugg Buchs Egerkingen Egolzwil Erlinsbach Fahrwangen Fislisbach Gebenstorf Gelterkinden Gränichen Hitzkirch Langenthal Lenzburg Lostorf Lupfig Mellingen Menziken Murgenthal Möriken-Wildegg Nussbaumen Oberkirch Oftringen Olten Reiden Reinach Rothrist Schöftland Schönenwerd Seon Sissach Suhr Sursee Unterentfelden Urswil Windisch Wohlen Zofingen

You can also find this in Holziken:

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