A new ad featuring Alton Brown promotes Welch’s concord grape juice as a way to help boost your health and immune system due to its polyphenol content.

What are polyphenols?

• Polyphenols are a type of antioxidant
• Found mainly in fruits, but also in some vegetables, chocolate, tea, and coffee
• There are at least 5,000 individual polyphenols reported in scientific literature
• All polyphenols have an antioxidant effect, but the magnitude of the the effect can vary quite a bit (meaning some are more potent/helpful for your health then others)