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FoodData Central Data Type Documentation

Data Type Comparison

Foundation Foods Experimental Foods Food and Nutrient Database for Dietary Studies (FNDDS) Branded Foods SR Legacy
Definition Data and metadata on individual samples of commodity/commodity-derived minimally processed foods with insights into variability Data on food published in peer-reviewed journals supported by or in collaboration with USDA Data on nutrients and portion weights for foods and beverages reported in What We Eat in America, NHANES Data from labels of national and international branded foods collected by a public-private partnership Historic data on food components including nutrients derived from analyses, calculations, and published literature
Data Source USDA: based on analytically derived values Researchers: based on scientific publications USDA: compiled based on values from FDC data types Manufacturers: based on food label information USDA: based on Standard Reference originally available via the USDA National Nutrient Database (NNDB)
Update Frequency April and October of each year April and October of each year as data are available Every two years in concert with WWEIA, NHANES release Monthly Final release April 2018

FoodData Central Publications

USDA's FoodData Central: what is it and why is it needed today?

Documentation Links

These links provide documentation for the following data types:

Note: Earlier FNDDS releases and corresponding documentation are available on the Food Surveys Research Group website.

For more information about each of the different types of data in FoodData Central, see the FAQ page.