PROBLEM TO BE SOLVED: To provide a dicaffeoylquinic acid-containing drink that contains abundant dicaffeoylquinic acids and has suppressed bitterness.SOLUTION: This dicaffeoylquinic acid-containing drink contains the following components (A) and (B): (A) 0.02 to 0.18 mass% of a dicaffeoylquinic acid; and (B) 0.1 to 1.0 mass% of L-arginine, the mass ratio [(B)/(A)] between the amounts of component (A) and component (B) contained being 2 to 18.【課題】ジカフェオイルキナ酸類を豊富に含み、渋味の抑制されたジカフェオイルキナ酸類含有飲料を提供すること。【解決手段】次の成分(A)及び(B);(A)ジカフェオイルキナ酸類 0.02~0.18質量%、及び(B)L-アルギニン 0.1~1.0質量%を含み、成分(A)と成分(B)との含有質量比[(B)/(A)]が2~18である、ジカフェオイルキナ酸類含有飲料。【選択図】なし