The present invention relates to a composition for relieving a hangover and improving alcoholic liver damage, which contains Youngsilgeun extract as an active ingredient. The composition containing the Youngsil root extract of the present invention has excellent antioxidant effect, lowers blood alcohol concentration and decomposes acetaldehyde, a toxic substance produced during alcohol metabolism, as confirmed in the liver damage induction model by acute alcohol administration. It increases acetaldehyde dehydrogenase activity and has the effect of reducing lipid peroxidation caused by alcohol administration.
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