The present invention relates to a process for selectively removing caffeine from a caffeine-containing catechin composition, and also to a packaged beverage containing a composition obtained by the process. In particular, the present invention discloses a packaged beverage comprising a composition comprising non-polymer catechins, caffeine and one or more of sucrose and glucose, wherein said packaged beverage comprises from 0.092 to 0.5 wt% of non-polymer catechins, and(a) a content of gallates in said non-polymer catechins is from 45 to 60 wt%, (b) a weight ratio of said non-polymer catechins to caffeine is from 8 to 40, (c) a weight ratio of said non-polymer catechins to (sucrose + glucose) is from 2 to 15, and (d) dietary fibers amount to 0.5 wt% or less of a solid content.