Caffeine intake of regular daily coffee drinkers representing 54% of the population
(33) was therefore 341.7mg. Assuming proximately 5-10% waste and other losses regular coffee drinkers’ daily caffeine consumption is between 313mg to 325 mg caffeine from coffee drinking.
The low caffeine consumption of 67.2 mg/day for adults indicated in the NPD survey is debatable. The close agreement in caffeine intake estimates derived from the U.S. trade data and the NCA survey supports this assumption. The NCA coffee intake survey indicates that the U.S. population older than 18 has a daily caffeine intake of 200.0 mg/day. From U.S. trade data, we arrive at a caffeine intake for the U.S. population older than 2 of 184.5 mg/day. We believe that these relatively consistent figures are reliable estimates. Therefore, in the Conclusions Section of this report we present the 200 mg/day per person as the U.S. average caffeine intake from coffee.