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.

This is the first time I have found a US produced truffle oil that actually contains real truffle. A lot of other "truffle oils" just have "truffle aroma" (whatever that is) and a lot of chemicals that sound less than pleasant. You can definitely taste the difference as well.
Real Truffle Oil makes a Difference