This invention aims at providing compositions and foods for improving
lipid metabolism which improve the metabolism of lipids and thus are
expected to contribute to the prevention and amelioration of
hyperlipemia, obesity, atherosclerosis and the like. The invention
provides compositions for improving lipid metabolism, compositions for
preventing or treating hyperlipemia, compositions for preventing or
treating obesity and foods for preventing or ameliorating hyperlipemia
and obesity, which contain valine as an active ingredient.