THE EXTRACTING METHOD OF ANGELICA GIGAS NAKAI THAT HAS EFFECT OF SCAVENGING ACTION ON FREE RADICAL

摘要

A method of extracting an angelica gigas extract is provided to extracting a high pure material of purity 90% or high by using an ethanol having practicality. A method of an angelica gigas extract is manufactured by extracting Angelica gigas Nakai extraction concentrate as a main component such as decursin, decursinol and decursinol angelate by using an ethanol and water as a solvent and a difference of temperature and solubility. The Angelica gigas Nakai extraction concentrate is manufactured by containing the decursin, the decursinol angelate and the decursinol and removes a free radical.