{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/monopotassium-glutamate",
  "slug": "monopotassium-glutamate",
  "name": "Monopotassium glutamate",
  "identifiers": {
    "e_number": null,
    "ins_number": "622",
    "cas_number": "19473-49-5",
    "inchikey": "XIBUKSQTWSKJMQ-QTNFYWBSSA-M",
    "pubchem_cid": 23695977
  },
  "functional_class": "Flavour enhancer",
  "summary": "Monopotassium glutamate is a flavour enhancer used in reduced-sodium foods, giving the same umami effect as MSG without the sodium.",
  "derivation_summary": "Made by neutralising fermentation-derived glutamic acid with potassium.",
  "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 182.1516",
            "url": "https://www.ecfr.gov/current/title-21/section-182.1516"
          },
          "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 622",
            "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": "09.2.2",
            "name": "Frozen battered fish, fish fillets and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": null,
          "max_level_unit": "GMP",
          "conditions": "GSFA notes: 41",
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 622, food category 09.2.2",
            "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 622, 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": "19473-49-5",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "6382-01-0",
      "type": "cas",
      "source": "pubchem"
    },
    {
      "name": "B5ZC7FHO6O",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "C5H10KNO5",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CCRIS 4213",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamate, Potassium",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid, monopotassium salt, monohydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid, monopotassium salt, monohydrate, L-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "GQ82EXX32T",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS NO.622",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS-622",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-2-Aminopentanedioic acid potassium",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid monopotassium monohydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid monopotassium salt monohydrate, puriss. p.a., >=99.0%",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid potassium salt monohydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid potassium salt monohydrate, >=99% (HPLC), powder",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid potassium salt monohydrate, BioReagent, suitable for insect cell culture, >=99% (HPLC)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid, monopotassium salt",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamic acid, monopotassium salt, monohydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-GLUTAMIC ACID, POTASSIUM SALT, HYDRATE (1:1:1)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "MONOPOTASSIUM GLUTAMATE",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Monopotassium glutamate monohydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Monopotassium L-glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Monopotassium L-glutamate monohydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Potassium 5-oxido-5-oxo-L-norvaline--water (1/1/1)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Potassium 5-oxido-5-oxonorvaline--water (1/1/1)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Potassium glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Potassium glutaminate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "potassium;(4S)-4-amino-5-hydroxy-5-oxo-pentanoate;hydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "potassium;(4S)-4-amino-5-hydroxy-5-oxopentanoate;hydrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "622",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "potassium (2S)-2-amino-4-carboxybutanoate",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Monopotassium 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, \"Monopotassium glutamate\", https://foodadditiveindex.com/additives/monopotassium-glutamate. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.603Z"
}