Sources

This page is generated from the provenance table in the database, not maintained by hand, so it cannot drift from what the site actually contains. Every fact on every page carries a reference to one of these and the date it was retrieved.

ecfr Electronic Code of Federal Regulations, Title 21

Publisher: U.S. Government Publishing Office / National Archives
Location: https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml
Licence: Public domain
Retrieved: 2026-09-07

Title 21 as amended through 2026-08-31. Parts: 73, 74, 82, 172, 173, 182, 184, 189.

editorial Editorial content

Publisher: Food Additive Index
Location: https://foodadditiveindex.com/about/method
Licence: Site content
Retrieved: 2026-09-08

Hand-written summaries, derivation descriptions and curated evidence. Each cites the primary document it draws on; this row records that the text itself is ours.

gsfa Codex General Standard for Food Additives (CXS 192-1995)

Publisher: Codex Alimentarius Commission (FAO/WHO)
Location: https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/
Licence: FAO terms — non-commercial use with attribution
Retrieved: 2026-09-07

© FAO. Reproduced for a non-commercial service with acknowledgement of FAO as source and copyright holder; FAO endorsement is not implied. Obtained manually — GSFA Online is behind an anti-bot challenge. See docs/licensing.md.

openfoodtox EFSA OpenFoodTox (2026-04-30)

Publisher: European Food Safety Authority
Location: https://doi.org/10.5281/zenodo.19388272
Licence: CC BY-ND 4.0
Retrieved: 2026-09-07

Zenodo record 19388272, published 2026-04-30. NoDerivatives licence — see docs/licensing.md. Attribution to EFSA required.

pubchem PubChem (PUG-REST)

Publisher: National Center for Biotechnology Information, U.S. National Library of Medicine
Location: https://pubchem.ncbi.nlm.nih.gov/
Licence: Public domain
Retrieved: 2026-09-07

Enrichment only — never creates an additive. NLM asks to be acknowledged as the source. Looked up by CAS where known, otherwise by name; name matches are verified against the compound's own synonym list before being accepted.

Attribution and terms

Codex Alimentarius material is © FAO, reproduced here for a non-commercial service with acknowledgement of FAO as source and copyright holder. FAO endorsement of this site is not stated or implied. EFSA OpenFoodTox is CC BY-ND 4.0 and attributed to the European Food Safety Authority. eCFR material is a work of the US federal government and in the public domain. PubChem data is in the public domain, courtesy of the U.S. National Library of Medicine, which asks to be acknowledged as its source.