We reviewed data on the American diet from 1800 to 2019. Methods We examined food
availability and estimated consumption data from 1808-2019 using historical sources from …

Background: The consumption of omega-3 (n–3) and omega-6 (n–6) essential fatty acids in
Western diets is thought to have changed markedly during the 20th century. Objective: We …

Cross-sectional nutritional survey data collected in eight countries were used to estimate
saturated fatty acid intakes. Our objective was to estimate the proportion of excessive …

Background For almost 50 y, the US National Health and Nutrition Examination Survey
(NHANES) has measured the caloric consumption, and body heights and weights of …

Background. Controlling fat intake has been an ongoing health concern since the late
1950s. This study examines 30-year trends in food sources of fat intake. It focuses on both …

Background Diet is a major modifiable risk factor for human health and overall consumption
patterns affect planetary health. We aimed to quantify global, regional, and national …

Background Accumulating evidence links ultra-processed foods to poor diet quality and
chronic diseases. Understanding dietary trends is essential to inform priorities and policies …

Importance Changes in the economy, nutrition policies, and food processing methods can
affect dietary macronutrient intake and diet quality. It is essential to evaluate trends in dietary …

Background The risk of chronic disease cannot be predicted simply by the content of a
single nutrient in a food or food group in the diet. The contribution of food sources of …

The average American dietary style at the beginning of the 21st century resembles an hour
glass rather than the Federal Gov-ernment's Food Guide Pyramid. We gobble huge amounts …