Quercetin, a plant pigment is a potent antioxidant flavonoid and more specifically a flavonol, found mostly in onions, grapes, berries, cherries, broccoli, and citrus fruits. It is a versatile antioxidant known to possess protective abilities against tissue injury induced by various drug toxicities.
Quercitin VERY good against fatty liver. Is in blueberries.
https://www.youtube.com/watch?v=4YcYAVAyk9E