PURPOSE: A composition for improving liver function and relieving hangover is provided to delay alcohol absorption and to maximize hangover relief. CONSTITUTION: A composition for relieving hangover or improving liver function contains 0.5-1.5 parts by weight of Curcuma longa extract, 0.6-1.8 parts by weight of Alder tree extract, 0.017-0.06 parts by weight of Hovenia dulcis fruit-stem extract containing 55% or more solid content, 0.03-0.09 parts by weight of Acanthopanax senticosus concentrate containing 85% or more of sold content, 0.4-1.1 parts by weight of rice soybean extract, 0.024-0.1 parts by weight of milk thistle extract, and 0.015-0.07 parts by weight of glutathione. A food composition for relieving hangover or improving liver function contains 0.001-99.9 wt% of the composition. The food composition additionally contains citric acid, vitamin C, vitamin B6, apple concentrate juice, crystalline fructose, fructooligosaccharides, enzyme-treated stevioside, or drink flavor or honey flavor additives.본 발명은 숙취해소 및 간 기능 개선용 조성물에 관한 것으로, 보다 상세하게는 2종 이상의 유효성분의 상승 작용을 통해 알코올 흡수를 보다 지연시키고 간의 해독을 도움으로써 숙취해소 효능이 극대화됨은 물론, 간 기능 개선 효과 또한 현저히 향상된 숙취해소 및 간 기능 개선용 조성물에 관한 것이다.