{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/glutamic-acid",
  "slug": "glutamic-acid",
  "name": "Glutamic acid",
  "identifiers": {
    "e_number": "E620",
    "ins_number": "620",
    "cas_number": "56-86-0",
    "inchikey": "WHUUTDBJXJRKMK-VKHMYHEASA-N",
    "pubchem_cid": 33032
  },
  "functional_class": "Flavour enhancer",
  "summary": "Glutamic acid is the free acid form of the amino acid behind umami taste, used as a flavour enhancer where the sodium of MSG is not wanted.",
  "derivation_summary": "Produced by bacterial fermentation of a carbohydrate feedstock, the same route as monosodium glutamate.",
  "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 182.1045",
            "url": "https://www.ecfr.gov/current/title-21/section-182.1045"
          },
          "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": 2,
      "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 620",
            "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 620, 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": "56-86-0",
      "type": "cas",
      "source": "openfoodtox"
    },
    {
      "name": "(2S)-2-amino-5-hydroxy-5-oxopentanoate;hydron",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(2S)-2-Aminopentanedioic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(2S)-2-azaniumyl-5-hydroxy-5-oxopentanoate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(S)-(+)-Glutamic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(S)-2-Aminopentanedioic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "(S)-Glutamic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1-amino-propane-1,3-dicarboxylic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1-Aminopropane-1,3-dicarboxylic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1ftj",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2-Aminoglutaric acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2-Aminopentanedioic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acide glutamique",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acido glutamico",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acidum glutamicum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Acidum glutaminicum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aciglut",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "alpha-aminoglutaric acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "alpha-Glutamic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "aminoglutaric acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CCRIS 7314",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "D-Glutamiensuur",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E 620",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "EPA Pesticide Chemical Code 374350",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "FEMA No. 3285",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Gamma-L-Glutamic Acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "glu",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glusate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "glut",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "glutacid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamate, L",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamate, L-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Glutamic Acid (L-glutamic acid)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid (VAN)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid, (S)-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamic acid, L",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "GLUTAMIC ACID, L(+)-",
      "type": "common",
      "source": "gsfa"
    },
    {
      "name": "Glutamic acid, L-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamicol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutamidex",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "glutaminic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutaminol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Glutaton",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "H-Glu-OH",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS NO.620",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS-620",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "l glutamic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L(+)-Glutamic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-(+)-glutamic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-2-amino-pentanedioic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-2-Aminoglutaric acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-alpha-Aminoglutaric acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-glu",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-glutamate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-Glutamate, Aluminum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-glutamic acid",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "L-Glutaminic acid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "L-α-Aminoglutaric acid",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Pentanedioic acid, 2-amino-, (S)-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Stemega anti hair loss gel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E620",
      "type": "e_number",
      "source": "openfoodtox"
    },
    {
      "name": "620",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "(2S)-2-aminopentanedioic acid",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Glutamic acid",
      "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, \"Glutamic acid\", https://foodadditiveindex.com/additives/glutamic-acid. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.549Z"
}