Where can I find Calcium in Fernwald?

Calcium can also be found in these cities:

Bad Nauheim Buseck Butzbach Giessen Hüttenberg Langgöns Lich Linden Lollar Mücke Pohlheim Rabenau Rockenberg Staufenberg Wettenberg Wetzlar

You can also find this in Fernwald:

Cheese Particle Lemon Aroma Jam Ice Cream To Portion Poultry Still Water Coffee Pods Poppy Seed Roll Canned Fruit