{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/sodium-copper-chlorophyllin",
  "slug": "sodium-copper-chlorophyllin",
  "name": "Sodium copper chlorophyllin",
  "identifiers": {
    "e_number": null,
    "ins_number": null,
    "cas_number": null,
    "inchikey": null,
    "pubchem_cid": null
  },
  "functional_class": null,
  "summary": "Sodium copper chlorophyllin is a green colour made from chlorophyll, stabilised by swapping the magnesium at the centre of the molecule for copper. Plain chlorophyll goes a dull olive when heated or acidified; this does not.",
  "derivation_summary": "Extracted from alfalfa, nettles or silkworm droppings, then treated to replace magnesium with copper. The silkworm route is used in parts of Asia, so the source is worth checking where it matters.",
  "regulatory_status": [
    {
      "jurisdiction": "US",
      "jurisdiction_name": "United States",
      "authority": "Food and Drug Administration",
      "status": "permitted",
      "status_label": "Permitted",
      "provision_count": 1,
      "provisions": [
        {
          "status": "permitted",
          "food_category": null,
          "max_level": null,
          "max_level_unit": null,
          "conditions": null,
          "effective_from": null,
          "citation": {
            "ref": "21 CFR 73.125",
            "url": "https://www.ecfr.gov/current/title-21/section-73.125"
          },
          "source": "ecfr",
          "retrieved_at": "2026-09-07T18:25:51.549Z"
        }
      ]
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "status": "not_listed",
      "status_label": "Not listed",
      "note": "Does not appear on this jurisdiction’s permitted list. That is not the same as being prohibited.",
      "provision_count": 0,
      "provisions": []
    }
  ],
  "names": [
    {
      "name": "Sodium copper chlorophyllin",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [],
  "sources": [
    {
      "key": "ecfr",
      "name": "Electronic Code of Federal Regulations, Title 21",
      "publisher": "U.S. Government Publishing Office / National Archives",
      "licence": "Public domain",
      "url": "https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml",
      "retrieved_at": "2026-09-07T18:25:51.549Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"Sodium copper chlorophyllin\", https://foodadditiveindex.com/additives/sodium-copper-chlorophyllin. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.686Z"
}