Where can I find Power bar in Buochs?

Power bar can also be found in these cities:

Altdorf Buchrain Ebikon Emmen Engelberg Goldau Horw Ibach SZ Ingenbohl Kriens Küssnacht Lucerne Malters Rain Rotkreuz ZG Sarnen Sempach Stans Unterägeri

You can also find this in Buochs:

Cookies Buttered Toast Sausages Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt