Kellogg's - bad service overall

The new Kellogg's Froot Loops taste like cardboard! I bought 6 boxes from Spar and they all invariably contain tasteless Froot Loops. Not even weevils deserve to eat this stuff! Kellogg's also hasn't rep**** to my emails - whether it be out of laziness or ingorance, I don't care - in which my complaint is stated very clearly...