Flavoniods is a dietary supplement with unique micronised, purified flavonoid fraction, that contains diosmin, hesperidin and horse chestnut. Diosmina is a molecule that belongs to the flavonoids. It is a natural substance derived from citrus fruits, mainly from Citrus Aurantium. Hesperdin is also one of the flavonoids and comes from nature similar to diosmin and is derived from citrus fruits.