It’s the health risk you didn’t know you were taking. Dr. Oz explains how diacetyl, the secret ingredient responsible for the rich buttery flavor you love in everything from margarine to chardonnay, could put you at risk for Alzheimer’s.

Read more about artificial butter’s effect on the brain.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.