FLAVONOID BASED COMPOSITION FOR PHARMACEUTICAL NUTRITIONAL OR COSMETIC USE HAVING POTENTIATED ANTIOXIDANT ACTION

摘要

The invention relates to a composition for pharmaceutical or nutritional or cosmetic use formulated for oral or topical use and possessing antioxidant activity against free radicals comprising: a) a Vitis vinifera seed or seed and leaf extract containing a combination of the flavonoids catechin and quercetin in a molar ratio in a range from 6:1 to 3:1 respectively or a ) a Vitis vinifera seed or seed and leaf extract containing a combination of the flavonoids catechin and quercetin in a molar ratio in a range from 7:1 to 4:1 respectively or a) a mixture of Vitis vinifera extracts a) and a ) or a ) a mixture of catechin and quercetin in a molar ratio in a range from 7:1 to 3:1 respectively together with b) an olive Olea europaea L leaf extract having a hydroxytyrosol content in a range from 1 % to 30% by weight of the extract or b ) hydroxytyrosol in an amount equal to that contained in the b) extract.