Quercetin is a flavonoid antioxidant which is naturally found in many foods.  While other flavonoids also provide health benefits, few have been studied as much as quercetin has.  Research shows that quercetin is one of the most powerful antioxidants when it comes to protecting the body.   Read more

Foods like berries, apples, grapes and onions often get listed as good natural sources of quercetin.  However, according to the USDA database, these foods aren’t necessarily rich in quercetin.  Here is a table of foods high in quercetin. Read more