In this task, you're given a review from Amazon's food products. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral or mixed, 4: good, 5: extremely good.
Q: I like the taste of this dressing, but realized that it contains the additive mono sodium gluconate. This chemical gives me migraines, which is very difficult to tolerate. I am sorry to say that I will no longer purchase this dressing unless they remove this flavor enhancer.
A:
1