US
Food Data Central API
Nutrition: look up food nutrient data by FDC ID, keyword search and paged food lists
OpenAPI 3.0.0Creative Commons 0 1.0 Universal9 operations29 schemas1 revision
Changes
Full historySubscribe to this API to generate a client from its schema and get a pull request each time the schema changes.
Source
View schema- Document
- api.nal.usda.gov · YAML, 44 KB
- Retrieved
- Oct 12, 2026
- Digest
- 9c28d16bab82
For agents
Every page here has a markdown twin. The overview is one fetch; the llms.txt lists every operation with a link to its own markdown.
curl https://skmtc.dev/usda/apis/food-data-central-api.mdcurl https://skmtc.dev/usda/apis/food-data-central-api/llms.txt