Where can I find Baking soda in Niederwambach?

Baking soda can also be found in these cities:

Betzdorf Breitscheidt Dierdorf Dortmund Döttesfeld Eitorf Gebhardshain Gieleroth Hachenburg Hennef (Sieg) Hundsdorf Kirchen (Sieg) Oberhonnefeld-Gierend Peterslahr Urbach Waldbreitbach Windeck Wirges Wissen

You can also find this in Niederwambach:

Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt Schupfnudeln Whole Grain Rolls Mayonnaise