Read an excerpt from WEB MD, or do yourself a favour and click on the link for the whole article.
"Polyphenols are micronutrients that naturally occur in plants. They’re included in many supplements, though they’re also easy to get in your diet from foods like fruits, vegetables, teas, and spices.
There are more than 8,000 types of polyphenols, which include:
Studies show that polyphenols are powerful antioxidants. In this role, they prevent or reverse damage in your cells caused by aging, the environment, and your lifestyle. Over time, this damage is linked to an increased risk of many chronic disease."