Liu et al 1 analyzed data collected in 8 cross-sectional cycles of the National Health and Nutrition Examination Survey between 2003 to 2004 and 2017 to 2018 and examined the trends of diet quality by major food sources in children and adults. The largest improvement in diet quality was seen in foods consumed in school settings, with the proportion of children consuming poor diet quality more than halved, from 55.6% to 24.4%. 1 The improvement was primarily seen after 2010 and was equitable across subgroups of populations by race/ethnicity, parental education, and household income. Food consumed from other sources, including grocery stores, restaurants, and worksites, showed small to modest improvement in diet quality, but with population disparities. The