abstract |
(A), (B), (C), (D) and (E); (A) non-polymer catechins, (B) saccharides, (C) iron, (D) caffeine and (E) (B) a sugar content of 4 to 13 mass%, (B) a saccharide and (D) a caffeine in a mass ratio [D / B] of 0.2 to 0.8, (E) / (C)] is 55 to 2500, and (F) the water content is 10 mass% or less. |