It is intended to provide an antioxidative agent which has an antioxidative effect comparable to tocopherol or even exceeding the same and yet shows reduced offensive taste or smell inherent to antioxidant agents. The above object can be achieved by providing an antioxidant composition containing: (a) at least one member selected from among fat-soluble fractions of various extracts including potato extract, sweet potato extract, coffee extract, Japanese basil oil extract containing not more than 1 % by weight of essential Japanese basil oil, apple extract, banana extract, grape peel extract, grape seed extract, burdock extract, marjoram extract and sunflower seed extract each prepared by extraction with a definite fat-soluble solvent and (b) at least one member selected from among tocopherol, ascorbic acid esters, beta-carotene and lycopene.