COMPOSITION COMPRISING PHLOROTANNIN ISOLATED FROM EXTRACT OF ECKLONIA STOLONIFERA OKAMURA HAVING ANTI-OXIDATIVE ACTIVITY, WHEREIN THE PHLOROTANNIN EFFECTIVELY SCAVENGES FREE RADICALS

摘要

PURPOSE: Provided is a composition comprising phlorotannin isolated from extract of Ecklonia stolonifera Okamura which has anti-oxidative activity, wherein the phlorotannin effectively scavenges free radicals. Therefore, it is used for pharmaceutical compositions for preventing aging and foods for preventing oxidation. CONSTITUTION: The anti-oxidative composition contains, as an active ingredient, phlorotannin isolated from the extract of Ecklonia stolonifera Okamura, wherein the phlorotannin is selected from the group consisting of phloroglucinol, eckstolonol, eckstolonol pentaacetate, eckol, phlorofucofuroeckol A and dieckol.