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USDA FoodData Central API boundary

Official-source access, authentication, request-shaping, paging, freshness, legal, and interpretation boundaries for USDA FoodData Central API.

version 1.0.0freshness currentobserved 2026-08-27T09:30:00Z

resource.public-data.usda-fooddata-central-api
sha256:c8d5f9e846bade5bee4e7673c20cbd12bbff2f624fe5813527861988eacab274

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Evidence-backed facts

  1. FoodData Central provides REST endpoints for food search, food details, multiple foods, and paged food listings across documented data types. informative
  2. Every request requires a data.gov API key; DEMO_KEY is limited to initial exploration, and assigned keys must not be exposed in public code or records. informative
  3. Clients must bind food identifiers, query terms, data types, fields, page size, and sort behavior and use the data-type documentation to interpret nutrients. informative
  4. Food and nutrient data can vary by source, formulation, serving, and release and is not personalized dietary or medical advice or proof of a product label value. informative