Red Onions are rich in Quercetin. These onions are especially high in Quercetin, a bioflavonoid. These are what give apples their color. Onions, garlic, tea, red grapes, berries, broccoli, and leafy greens are also rich sources of quercetin. Bioflavonoids are water-soluble compounds. In humans, bio-flavonoids maintain resistance of capillary walls to permeation and change of pressure, and have synergistic antioxidant effects with vitamin C. What Experts have to say about Quercetin: “Indicators suggest quercetin may help performance in athletes and may help also improve our cognitive performance, or brain alertness. I strongly encourage you to look into quercetin.” -Dr. Daniel Johnston Preventive Medicine, Department of Defense, US Military, Comprehensive Soldier Fitness “Quercetin exerts strong anti-oxidative, anti-inflammatory, anti-pathogenic, and immune regulatory effects in vitro and in animal-based studies. Epidemiological data indicates reduced rates of ...
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