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more general categories information about this item 13. Food and Nutrition 13. Food and Nutrition Food and Nutrition (85) Food Composition (35) description: USDA National Nutrient Database is a database produced by the United States Department of Agriculture that provides the nutritional content of many generic and proprietary-branded foods. AFDSI created a USDA National Nutrient ontology to integrate data from USDA National Nutrient Database for Standard Reference. complete name: USDA National Nutrient Database for Standard Reference