PROBLEM TO BE SOLVED: To provide a technique to impart richness to food and drink effectively.SOLUTION: Richness is imparted to food and drink by using a combination of γ-glutamyl peptides such as γ-Glu-Val-Gly and polysaccharides with a zeta potential of -30 mV or less and a transmittance of 85% or more.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】飲食品に対して効果的に「コク味」を付与する技術を提供する。【解決手段】γ-Glu-Val-Gly等のγ-グルタミルペプチドとゼータ電位が-30mV以下で透過度が85%以上の多糖類とを併用することにより、飲食品に「コク味」を付与する。【選択図】なし