Where can I find Defense strengthening in Nordheim?

Defense strengthening can also be found in these cities:

Bad Friedrichshall Besigheim Bietigheim-Bissingen Freiberg Gundelsheim Heilbronn Kirchberg an der Murr Lauffen am Neckar Leingarten Marbach am Neckar Neckarsulm Oberstenfeld Schwaigern Sinsheim Steinheim

You can also find this in Nordheim:

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