You can live without a new car and you can live without new clothes, but nobody gives up eating. So you might think the food business is the safest and most predictable of all. Demand is constant. Or is it? Reality check in aisle nine! Whether it’s low-carb, low sodium, cholesterol-free or zero trans fat, food fads keep companies constantly reformulating their fare. This program looks at how trends impact the food business and can spell an end to consumer’s brand loyalty.