Means for improving the body taste of a food and improving the taste or flavor thereof. Provided are: a body taste improver which comprises as major components a long-chain highly unsaturated fatty acid and/or ester thereof and a body taste enhancer; a method of enhancing the effect of a body taste improver comprising a long-chain highly unsaturated fatty acid and/or ester thereof, which comprises adding a body taste enhancer to the body taste improver; a body taste improver which comprises a long-chain highly unsaturated fatty acid and/or ester thereof and is derived from a specific vegetable oil containing a large amount of gamma-linolenic acid; a vegetable fat composition containing a long-chain highly unsaturated fatty acid and/or ester thereof, characterized by having an alpha-linolenic acid content of 5% or lower; various foods each containing any of the body taste improvers and vegetable fat composition; and a method of improving the body taste of a food, which comprises incorporating any of the body taste improvers and vegetable fat composition into the food.
