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: It has artificial sweetener which not only taste bad to me but also gives me a headache. This should say light or diet to let the buyer know this. I would have never bought it had I known. It seems like it would taste good otherwise.
Output:
should say diet