Instructions: In this task, you're given a review from Amazon's food products. Your task is to generate a short summary of the given review in the input. Note that you don't need to write a complete sentence as a summary.
Input: I bought this -- just one box, not a six-pack -- on sale at a store. I can't believe how easy it is to get your fiber if you eat this cereal. Most cereals don't have even half this much fiber in them.
Output:
don't have much fiber