Quercetin is an flavonoid commonly found in fruits and vegetables, especially onions, citrus, capers, and apples. The benefit of quercetin is that it possesses potent antioxidants which fight against free radicals – the molecules that damage cell membranes and DNA, causing cell death and cell mutation which can lead to cancer. Quercetin actually protects the DNA in the cell because collects around the nucleus offering powerful antioxidant protection.
Quercetin is also helpful in reducing high blood pressure and help to ease pollen allergies. It works by blocking histamine being released during allergic reactions.
- Red onions (the outermost rings)
- Dark berries (Cranberries)
- Red grapes
- Green tea
- Citrus fruits
- Red wine