Because they are plants it can be very difficult to determine how much caffeine it contains because of weather and solid conditions and the harvesting process. (davedreas.com)
They analyzed each cup of coffee to determine how much caffeine it contained. (sleepeducation.org)
Coffee Coconut Ice Cream — Many dieters try to nix coffee from their daily routine for all of the caffeine it contains, and all of the fat and sugar in the form of cream and sugar it has. (bembu.com)