Given the task definition and input, reply with output. In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.

I'm not sure what happened with the bottle I purchased from this merchant, but it was horrible. This wasn't my first time buying through Amazon and prior to this order I was completely satisfied; However the merchant I purchased from this time sent me a watered down version.
Watered down. Read the reviews prior to choosing a merchant!