Key PointsQuestionWhat were the trends in consumption of ultraprocessed foods among US youths from 1999 to 2018? FindingsIn this serial cross-sectional study of nationally representative data from 33 795 US youths aged 2-19 years, the estimated percentage of total energy consumed from ultraprocessed foods increased from 61.4% to 67.0%, whereas the percentage of total energy consumed from unprocessed or minimally processed foods decreased from 28.8% to 23.5%. MeaningFrom 1999 to 2018, the estimated proportion of energy intake from consumption of ultraprocessed foods increased in the US among youths and comprised the majority of their total energy intake.
JAMA – American Medical Association
Published: Aug 10, 2021