The invention discloses the use of an extract of Emblica officinalis, in particular, the extract of Emblica officinalis can rapidly metabolize the alcohol in the individual. Therefore, the extract of Emblica officinalis disclosed by this invention can be used as an active ingredient of the composition for relieving hangover or for preventing a disease causing by alcohol or metabolites thereof.本發明係揭露一種油甘萃取物之用途,具體來說,該油甘萃取物中係能夠快速代謝個體體內之酒精,因而能夠用以作為解酒組合物,或是用以作為預防酒精或其代謝產物所引起之疾病之組合物。