{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/butylated-hydroxytoluene",
  "slug": "butylated-hydroxytoluene",
  "name": "Butylated hydroxytoluene",
  "identifiers": {
    "e_number": "E321",
    "ins_number": "321",
    "cas_number": "128-37-0",
    "inchikey": "NLZUEZXRPGMBCV-UHFFFAOYSA-N",
    "pubchem_cid": 31404
  },
  "functional_class": "Antioxidant",
  "summary": "This is the Part 173 listing for BHT, a synthetic antioxidant used to keep fats from going rancid and to protect packaging materials.",
  "derivation_summary": "Synthesised from para-cresol and isobutylene, both petroleum-derived.",
  "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 182.3173",
            "url": "https://www.ecfr.gov/current/title-21/section-182.3173"
          },
          "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": 31,
      "provisions": [
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "01.3.2",
            "name": "Beverage whiteners"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 195, XS250 & XS252",
          "effective_from": "2021",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 01.3.2",
            "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": "01.5.1",
            "name": "Milk powder and cream powder (plain)"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 196, XS207 & XS290",
          "effective_from": "2023",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 01.5.1",
            "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": "01.5.2",
            "name": "Milk and cream powder analogues"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 481",
          "effective_from": "2021",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 01.5.2",
            "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": "02.1.1",
            "name": "Butter oil, anhydrous milkfat, ghee"
          },
          "max_level": 75,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 133, 171, 514",
          "effective_from": "2021",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 02.1.1",
            "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": "02.1.2",
            "name": "Vegetable oils and fats"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130, 511, 515, XS33 & XS325R",
          "effective_from": "2023",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 02.1.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "02.1.3",
            "name": "Lard, tallow, fish oil, and other animal fats"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130, 516",
          "effective_from": "2021",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 02.1.3",
            "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": "02.2.2",
            "name": "Fat spreads, dairy fat spreads and blended spreads"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 552 & 559",
          "effective_from": "2023",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 02.2.2",
            "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": "02.3",
            "name": "Fat emulsions mainly of type oil-in-water, including mixed and/or flavoured products based on fat emulsions"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 130",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 02.3",
            "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": "02.4",
            "name": "Fat-based desserts excluding dairy-based dessert products of food category 01.7"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 130",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 02.4",
            "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": "03.0",
            "name": "Edible ices, including sherbet and sorbet"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 195",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 03.0",
            "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": "04.2.2.2",
            "name": "Dried vegetables (including mushrooms and fungi, roots and tubers, pulses and legumes, and aloe vera), seaweeds, and nuts and seeds"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 76, 196, 613 & XS336R",
          "effective_from": "2026",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 04.2.2.2",
            "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": "05.1.4",
            "name": "Cocoa and chocolate products"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130 & 303",
          "effective_from": "2017",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 05.1.4",
            "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": "05.1.5",
            "name": "Imitation chocolate, chocolate substitute products"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 197",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 05.1.5",
            "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": "05.2",
            "name": "Confectionery including hard and soft candy, nougats, etc. other than food categories 05.1, 05.3, and 05.4"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130 & XS309R",
          "effective_from": "2017",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 05.2",
            "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": "05.3",
            "name": "Chewing gum"
          },
          "max_level": 400,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 130",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 05.3",
            "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": "05.4",
            "name": "Decorations (e.g. for fine bakery wares), toppings (non-fruit), and sweet sauces"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 130",
          "effective_from": "2007",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 05.4",
            "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": "06.3",
            "name": "Breakfast cereals, including rolled oats"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 196",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 06.3",
            "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": "06.4.3",
            "name": "Pre-cooked pastas and noodles and like products"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130 & XS364R",
          "effective_from": "2026",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 06.4.3",
            "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": "07.0",
            "name": "Bakery wares"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 180",
          "effective_from": "2007",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 07.0",
            "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": "08.2",
            "name": "Processed meat, poultry, and game products in whole pieces or cuts"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130, 167, XS96 & XS97",
          "effective_from": "2014",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 08.2",
            "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": "08.3",
            "name": "Processed comminuted meat, poultry, and game products"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130, 162, XS88, XS89 & XS98",
          "effective_from": "2014",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 08.3",
            "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": "09.2.1",
            "name": "Frozen fish, fish fillets, and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 180, 392, XS36, XS92, XS95, XS165, XS190, XS191, XS312 & XS315",
          "effective_from": "2017",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 09.2.1",
            "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": "09.2.2",
            "name": "Frozen battered fish, fish fillets and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 180 & XS166",
          "effective_from": "2017",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, 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": "09.2.5",
            "name": "Smoked, dried, fermented, and/or salted fish and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 196, XS167, XS189, XS222, XS236, XS244 & XS311",
          "effective_from": "2018",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 09.2.5",
            "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": "09.3",
            "name": "Semi-preserved fish and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 180 & XS291",
          "effective_from": "2018",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 09.3",
            "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": "09.4",
            "name": "Fully preserved, including canned or fermented fish and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 180, XS3, XS37, XS70, XS90, XS94 & XS119",
          "effective_from": "2018",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 09.4",
            "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": "12.2",
            "name": "Herbs, spices, seasonings, and condiments (e.g. seasoning for instant noodles)"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130, XS326, XS327, XS328, XS342, XS343, XS344, XS345, XS347, XS351, XS352 & XS353",
          "effective_from": "2025",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 12.2",
            "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": "12.5",
            "name": "Soups and broths"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130 & 340",
          "effective_from": "2015",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 12.5",
            "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": "12.6",
            "name": "Sauces and like products"
          },
          "max_level": 100,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15, 130 & XS302",
          "effective_from": "2018",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 12.6",
            "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": "13.6",
            "name": "Food supplements"
          },
          "max_level": 400,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 196",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 13.6",
            "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": "15.0",
            "name": "Ready-to-eat savouries"
          },
          "max_level": 200,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 15 & 130",
          "effective_from": "2006",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 321, food category 15.0",
            "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": "128-37-0",
      "type": "cas",
      "source": "openfoodtox"
    },
    {
      "name": "2,6-Bis(1,1-dimethylethyl)-4-methylphenol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2,6-Di-t-butyl-4-methylphenol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2,6-Di-tert-butyl-4-cresol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2,6-Di-tert-butyl-4-methylphenol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2,6-Di-tert-butyl-p-cresol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2,6-ditert-butyl-4-methylphenol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2,6-Ditertiary-butyl-p-cresol",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "4-Methyl-2,6-di-tert-butylphenol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-Methyl-2,6-ditertiarybutylphenol",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Advastab 401",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Agidol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Agidol 1",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Alkofen BP",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant 264",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant 29",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant 30",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant 4",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant 4K",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant DBPC",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant KB",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antioxidant MPJ",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antox QT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antrancine 8",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Bht (food grade)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "BUKS",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "BUTYLATED HYDROXYTOLUENE",
      "type": "common",
      "source": "gsfa"
    },
    {
      "name": "Butylated hydroxytoluene (BHT)",
      "type": "common",
      "source": "gsfa"
    },
    {
      "name": "Butylhydroxytoluene",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAO 1",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAO 3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Catalin antioxydant 1",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Catalin CAO-3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Chemanox 11",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Dalpac",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "DBPC",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Deenax",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Dibutylhydroxytoluene",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E 321",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Impruvol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ionol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ionol (antioxidant)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ionol 1",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ionol CP",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ionole",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Kerabit",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Nonox TBC",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Parabar 441",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Paranox 441",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Phenol, 2,6-bis(1,1-dimethylethyl)-4-methyl-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Stavox",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sumilizer BHT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sustane BHT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Swanox BHT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Tenamen 3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Tenamene 3",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Tenox BHT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Topanol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Topanol O",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Topanol OC",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Toxolan P",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vanlube PC",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vanlube PCX",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vianol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vulkanox KB",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E321",
      "type": "e_number",
      "source": "openfoodtox"
    },
    {
      "name": "321",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "2,6-ditert-butyl-4-methylphenol",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "Butylated hydroxytoluene",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [
    {
      "type": "ADI",
      "value": 0.25,
      "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, \"Butylated hydroxytoluene\", https://foodadditiveindex.com/additives/butylated-hydroxytoluene. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.441Z"
}