{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/monoammonium-glutamate",
  "slug": "monoammonium-glutamate",
  "name": "Monoammonium glutamate",
  "identifiers": {
    "e_number": null,
    "ins_number": "624",
    "cas_number": "7558-63-6",
    "inchikey": "PHKGGXPMPXXISP-DFWYDOINSA-N",
    "pubchem_cid": 24802175
  },
  "functional_class": "Flavour enhancer",
  "summary": "Monoammonium glutamate is a flavour enhancer in the MSG family, delivering the same savoury taste with ammonium rather than sodium.",
  "derivation_summary": "Made by neutralising glutamic acid, produced by bacterial fermentation of a carbohydrate feedstock, with ammonia.",
  "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 182.1500",
            "url": "https://www.ecfr.gov/current/title-21/section-182.1500"
          },
          "source": "ecfr",
          "retrieved_at": "2026-09-07T18:25:51.549Z"
        }
      ]
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "status": "permitted_with_conditions",
      "status_label": "Permitted, with conditions",
      "provision_count": 3,
      "provisions": [
        {
          "status": "permitted",
          "food_category": null,
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": null,
          "effective_from": "1999",
          "citation": {
            "ref": "CXS 192-1995 Table Three, INS 624",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "08.1",
            "name": "Fresh meat, poultry, and game"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 16",
          "effective_from": "2014",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 624, food category 08.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "12.1.2",
            "name": "Salt substitutes"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": null,
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 624, food category 12.1.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        }
      ]
    }
  ],
  "names": [
    {
      "name": "7558-63-6",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "(2S)-2-aminopentanedioic acid amine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(2S)-2-aminopentanedioic acid;azane",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(S)-2-Aminopentanedioic acid ammonium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "245K560GAW",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ammonium (S)-2-amino-4-carboxybutanoate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "AMMONIUM GLUTAMATE",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ammonium L-glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "ammonium;(2S)-2-amino-5-hydroxy-5-oxo-pentanoate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ammoniumglutaminat",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid, monoammonium salt, L-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS NO.624",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS-624",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid (ammonium)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid ammonium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid, ammonium salt (1:1)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid, monoammonium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Monoammonium glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Monoammonium L-glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "PHKGGXPMPXXISP-DFWYDOINSA-N",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E624",
      "type": "e_number",
      "source": "pubchem"
    },
    {
      "name": "624",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "ammonium (2S)-2-amino-4-carboxybutanoate",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Monoammonium glutamate",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [
    {
      "type": "ADI",
      "value": 30,
      "value_text": null,
      "unit": "mg/kg bw/day",
      "population": "consumers",
      "assessing_body": "EFSA",
      "year": null,
      "opinion": null
    }
  ],
  "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"
    },
    {
      "key": "gsfa",
      "name": "Codex General Standard for Food Additives (CXS 192-1995)",
      "publisher": "Codex Alimentarius Commission (FAO/WHO)",
      "licence": "FAO terms — non-commercial use with attribution",
      "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/",
      "retrieved_at": "2026-09-07T07:54:15.059Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"Monoammonium glutamate\", https://foodadditiveindex.com/additives/monoammonium-glutamate. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.601Z"
}