{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/nickel",
  "slug": "nickel",
  "name": "Nickel",
  "identifiers": {
    "e_number": null,
    "ins_number": null,
    "cas_number": "7440-02-0",
    "inchikey": "PXHVJJICTQNCMI-UHFFFAOYSA-N",
    "pubchem_cid": 935
  },
  "functional_class": null,
  "summary": "Nickel is a hydrogenation catalyst, used to harden liquid oils into solid fats. It is a processing aid: the catalyst is filtered out and the finished fat is required to retain only traces.",
  "derivation_summary": "Refined from nickel ore and prepared as a finely divided catalyst, often on a support. Hydrogenation is the process that also produced trans fats, though that is a consequence of the reaction rather than of the nickel.",
  "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 184.1537",
            "url": "https://www.ecfr.gov/current/title-21/section-184.1537"
          },
          "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": "7440-02-0",
      "type": "cas",
      "source": "ecfr"
    },
    {
      "name": "8049-31-8",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "Al alloy CRM for Nickel in 242, O 64x25 mm",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Alcan 756",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Atomic Nickel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CCRIS 427",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Dietary Nickel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Element Nickel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Fibrex",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Fibrex P",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HSDB 1096",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Metallic nickel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ni",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "NI 0901-S (harshaw)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "niccolum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Niccolum metallicum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nichel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "NICKEL",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "NICKEL (III) ION",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel (Ni)",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Nickel - Ni @ 1000 microg/g in Hydrocarbon Oil",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel - Ni @ 5000 microg/g in Hydrocarbon Oil",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel 200",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel 201",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel 205",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel 207",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel 270",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel AA Standard: Ni @ 1000 microg/mL in 5% HNO3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "nickel atom",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel catalyst",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel foil",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel foil, 0.025mm (0.001in) thick, annealed",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel hydride",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel ion",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel ion(1+)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "NICKEL METAL",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel on silica/alumina",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel particles",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel pellets",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel pieces",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel powder",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel rod",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel sponge",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel Standard",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel Standard: Ni @ 10 microg/mL in 2% HNO3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel Standard: Ni @ 1000 microg/mL in 5% HNO3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel Standard: Ni @ 10000 microg/mL in 5% HNO3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel tubing",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel wire",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel wire, 0.5mm (0.02in) dia, annealed",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel wire, 1.0mm (0.04in) dia, annealed",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel wire, 2.0mm (0.08in) dia, annealed",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "nickel(1+)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "nickel(1+) ion",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel, elemental",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel, elemental/metal",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel, ion (Ni1+)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel,Raney Nickel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "niquel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "NUZ5T2QN2V",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Raney Nickel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "RCH 55/5",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nickel",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Nickel",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [
    {
      "type": "TDI",
      "value": 13,
      "value_text": null,
      "unit": "µg/kg bw",
      "population": "consumers",
      "assessing_body": "EFSA CONTAM",
      "year": 2020,
      "opinion": {
        "ref": "doi:10.2903/j.efsa.2020.6268",
        "url": "https://doi.org/10.2903/j.efsa.2020.6268"
      }
    },
    {
      "type": "TDI",
      "value": 2.8,
      "value_text": null,
      "unit": "µg/kg bw",
      "population": "consumers",
      "assessing_body": "EFSA CONTAM",
      "year": 2015,
      "opinion": {
        "ref": "doi:10.2903/j.efsa.2015.4002",
        "url": "https://doi.org/10.2903/j.efsa.2015.4002"
      }
    }
  ],
  "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, \"Nickel\", https://foodadditiveindex.com/additives/nickel. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.608Z"
}