Citrus Bioflavonoids - 30 TabletsBioflavonoids are found in citrus fruits and help maintain capillary strength and intensify the effect of Vitamin C in the body. They cannot be produced by the body, and must be taken through food or supplements. People with bruising, varicose veins, cataracts, bleeding gums, blood clots and haemorrhoids would be well advised to include bioflavonoids in their daily diet.