These links provide documentation for the following data types:
- Foundation Foods
- Food and Nutrient Database for Dietary Studies (FNDDS) 2013-2014
- USDA Global Branded Food Products Database (PDF - 107KB)
- Defining Data Quality (PDF - 176KB)
- Standard Reference (SR) Legacy (PDF - 174KB)
Note: Detailed documentation for FNDDS 2011-2012 provides extensive description that also applies to FNDDS 2013-2014. In addition, the Food Surveys Research Group website provides documentation for FNDDS 2015-2016 (PDF – 2.2MB) and earlier FNDDS releases. In the future, the 2015-2016 and early releases of FNDDS will be available on FoodData Central.
For more information about each of the different types of data in FoodData Central, see the FAQ page.