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To develop a new functional material, leaf, stem and root of Panax ginseng were analyzed in their antioxidant activities. Root and leaf of ginseng coolected from 3 regions, exhibited inhibition activity as 45.2~ 54.3% and 90.1~96.5% on peroxidation of low density lipoprotein and linoleic acid, respectively. 69.3 5 and -5.6~20.1%, respectively. Total phenol contents of leaf, stem and root of ginseng were 147~200㎎%, 110~153㎎% and 61~86 ㎎% respectively as tannic acid equivalent.