vitamin P

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vitamin P Name given to a group of plant flavonoids (sometimes called bioflavonoids) which affect the strength of the walls of the blood capillaries: rutin (in buckwheat), hesperidin, eriodictin, and citrin (a mixture of hesperidin and eriodictin in the pith of citrus fruits). Although they are not dietary essentials they have antioxidant activity and some are phytoestrogens.

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