Abstract: There is provided a composition for preventing fructose absorption, which contains an extract of a plant of the genus eucalyptus as an active ingredient. This extract does not prevent absorption of the glucose from intestines, but prevents absorption of fructose specifically, and therefore is useful in food, drugs, etc. Moreover, there is provided a composition for prevention or treatment of hyperlipidemia and fatty liver and for inhibition of accumulation of internal-organs fat, which contains an extract of a plant of the genus eucalyptus as an active ingredient.

Abstract: A food material which is hermetically accommodated in a heating unit is heated and a generated aroma component is delivered by a carrier gas supply unit together with a carrier gas through connection pipe to an aroma component dissolving and capturing unit including a hermetically sealed container in which an aroma dissolving solution is stored.