Where can I find Power bar in Wynau?

Power bar can also be found in these cities:

Aarau Balsthal Biberist Breitenbach Derendingen Egerkingen Egolzwil Erlinsbach Gerlafingen Herzogenbuchsee Huttwil Kirchberg Langenthal Lostorf Murgenthal Oensingen Oftringen Olten Reiden Rothrist Schöftland Schönenwerd Solothurn Unterentfelden Utzenstorf Zell Zofingen Zuchwil

You can also find this in Wynau:

Yogurt Pizza Flavors Honey Popsicle Meat Mineral Water Coffee Drinks Pretzel Cookies Canned Vegetables