Where can I find Defense strengthening in Landsberied?

Defense strengthening can also be found in these cities:

Augsburg Fürstenfeldbruck Geltendorf Germering Gräfelfing Herrsching am Ammersee Kissing Krailling Mammendorf Munich Penzing Planegg Pürgen Starnberg

You can also find this in Landsberied:

Baked Goods Yeast Fresh Pumpernickel Breakfast Cereals Olives Drinks Dry Herbs Spaetzle Snacks Horseradish