FoodData Central
Foundation Foods
Analytical data/metadata on commodity and minimally processed food samples.
Source: USDA
Updates: Twice annually - April & October
SR Legacy
Historical data derived from analyses, calculations, and published literature.
Source: USDA
Updates: Final update was in 2018
FNDDS
Data applied to analyze foods/beverages reported in What We Eat in America, NHANES.
Source: USDA Foundation Foods & SR Legacy
Updates: Every 2 years
Experimental Foods
Data from foods published in peer-reviewed journals in collaboration with USDA.
Source: Researchers
Updates: Twice annually (if available)