How Much Caffeine is in One Cup of Concentrated Cold Brew? Jean Updated September 21, 2016 01:39 Follow Our Concentrated Cold Brew (CCB) Coffee has 80mg/serving (prepared to 8 fl oz with 1:1 with water). Related articles How Much Caffeine is in One Cup of your Cold Brew Coffee with Almondmilk? Can I Heat it Up? Comments 0 comments Article is closed for comments.