{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/calcium-diacetate",
  "slug": "calcium-diacetate",
  "name": "Calcium diacetate",
  "identifiers": {
    "e_number": null,
    "ins_number": null,
    "cas_number": null,
    "inchikey": "VSGNNIFQASZAOI-UHFFFAOYSA-L",
    "pubchem_cid": 6116
  },
  "functional_class": null,
  "summary": "Calcium diacetate is a preservative and sequestrant, used against mould in baked goods and as a calcium source.",
  "derivation_summary": "Made by reacting acetic acid with a calcium source.",
  "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 182.6197",
            "url": "https://www.ecfr.gov/current/title-21/section-182.6197"
          },
          "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": "62-54-4",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "Acetate of lime",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "acetatedecalcium",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acetic acid, calcium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acetic acid, calcium salt (2:1)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aceticacid,calciunsalt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Brown acetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Brown Acetate of Lime",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "C4H6CaO4",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ca(OAc)2",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcarea acetica",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium acetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium acetate (USP)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium acetate (water < 5%)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium Acetate 667 mg",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium acetate anhydrous",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium Acetate Capsules 667 mg",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CALCIUM ACETATE EXTRA PURE, FCC, E 263",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CALCIUM ACETATE HYDRATE PURE",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CALCIUM ACETATE HYDRATE, 99.99%",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "calcium acetate salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CALCIUM ACETATE SIGMAULTRA",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calcium diacetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "calcium ethanoate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "calcium(II) acetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "calciumacetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Calphron",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CCRIS 4921",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Eliphos",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Everose",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "FEMA No. 2228",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Gray acetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Gray Acetate of Lime",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HSDB 928",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS NO.263",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS-263",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Lime acetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Lime pyrolignite",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "mineral supplement containing calcium acetate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Phosex",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "PhosLo",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Phoslo (TN)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Phoslo Gelcaps",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Phoslyra",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Renacet",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sanopan",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sorbo-calcion",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Teltozan",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "vinegarsalts",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Y882YXF34X",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E263",
      "type": "e_number",
      "source": "pubchem"
    },
    {
      "name": "Calcium diacetate",
      "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, \"Calcium diacetate\", https://foodadditiveindex.com/additives/calcium-diacetate. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.447Z"
}