Food Safety Substance
tert-ButylhydroquinoneE319
tert-Butylhydroquinone (E319) is a food additive with PUBLISHED in the EU, GRAS in the US, and data from 7 regulatory sources.
CAS 1948-33-0
E319
Indexable evidence set
FDA
GRAS
ADI / TDI
ADI 0.7 mg/kg bw/day
Codex
25 row(s)
SOURCE
D1 identity resolution
e number aliases | Food Additives | dsstox identifiers | 7 matched regulatory source group(s)
Substance Identity
Resolved identifiers used to render this food-safety record.
Substance name
tert-Butylhydroquinone
CAS
1948-33-0
E-number
E319
PubChem CID
16043
Evidence tier
Indexable evidence set (13)
SOURCE
EU Commission
FDA | Health Canada | Regulatory source
Multi-Jurisdiction Comparison
Side-by-side status rows for the same resolved substance across public food regulators.
| Jurisdiction | Authority | Status | Evidence |
|---|---|---|---|
| European Union | EU Commission | PUBLISHED | EU additive listing; Annex II entry |
| Codex | Codex Alimentarius | Listed | Antioxidant |
SOURCE
EU Commission
EU Food Additives | EU Food Additives Database Reg 1333 2008
EU Food Additive Status
EU Commission food-additive listing rows from eu_food_additives.
| Jurisdiction | E-number | Status | Type | Name | Note |
|---|---|---|---|---|---|
| European Union | E319 | PUBLISHED | substanceFAD | Tertiary-butyl hydroquinone (TBHQ) | - |
SOURCE
EU Commission
EU Annex II Authorised | EU Food Additives Database Reg 1333 2008
EU Annex II Authorised Uses
Authorised additive rows and use conditions from EU Annex II tables.
| Jurisdiction | E-number | Name | INS | Policy item | Note |
|---|---|---|---|---|---|
| European Union | E319 | Tertiary-butyl hydroquinone (TBHQ) | - | POL-FAD-IMPORT-3092 | - |
Conditions and restrictions
| Jurisdiction | Food category | Restriction | Comment | Source |
|---|---|---|---|---|
| European Union | - | - | - | Regulatory source |
| European Union | - | - | - | Regulatory source |
SOURCE
Regulatory source
Codex GSFA Status
Codex Alimentarius GSFA permissions and maximum-use rows.
| Jurisdiction | INS / E-number | Function | Food category | Max level | Notes |
|---|---|---|---|---|---|
| Codex | 319 | Antioxidant | 01.3.2 Beverage whiteners | 100 mg/kg | On the fat or oil basis.; Excluding products conforming to the Standard for a Blend of Sweetened Condensed Skimmed Milk and Vegetable Fat (CODEX STAN 252-2006).; Excluding... |
| Codex | 319 | Antioxidant | 01.5.2 Milk and cream powder analogues | 100 mg/kg | On the fat or oil basis.; For use in products conforming to the Standard for a Blend of Skimmed Milk and Vegetable Fat in Powdered Form (CXS 251-2006), singly or in combination:... |
| Codex | 319 | Antioxidant | 02.1.1 Butter oil, anhydrous milkfat, ghee | 120 mg/kg | Excluding anhydrous milkfat.; Except for use in products conforming to the Standard for Edible Fats and Oils not Covered by Individual Standards (CXS 19-1981): butylated... |
| Codex | 319 | Antioxidant | 02.1.2 Vegetable oils and fats | 200 mg/kg | Excluding virgin and cold pressed oils in products conforming to the Standard for Edible Fats and Oils not Covered by Individual Standards (CXS 19-1981) and the Standard for Named... |
| Codex | 319 | Antioxidant | 02.1.3 Lard, tallow, fish oil, and other animal fats | 200 mg/kg | Except for use in products conforming to the Standard for Edible Fats and Oils not Covered by Individual Standards (CXS 19-1981) and the Standard for Named Animal Fats (CXS... |
| Codex | 319 | Antioxidant | 02.2.2 Fat spreads, dairy fat spreads and blended spreads | 200 mg/kg | For use in products conforming to the Standard for Fat Spreads and Blended Spreads (CXS 256-2007): propyl gallate (INS 310), tertiary butylhydroquinone (INS 319), butylated... |
| Codex | 319 | Antioxidant | 02.3 Fat emulsions mainly of type oil-in-water, including mixed and/or flavoured products based on fat emulsions | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
| Codex | 319 | Antioxidant | 02.4 Fat-based desserts excluding dairy-based dessert products of food category 01.7 | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
| Codex | 319 | Antioxidant | 03.0 Edible ices, including sherbet and sorbet | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (BHA, INS 320), butylated hydroxytoluene (BHT, INS 321) and tertiary butylhydroquinone (TBHQ, INS 319). |
| Codex | 319 | Antioxidant | 05.1.4 Cocoa and chocolate products | 200 mg/kg | On the fat or oil basis.; Excluding products (other than white chocolate) conforming to the Standard for Chocolate and Chocolate Products (CODEX STAN 87-1981).; Singly or in... |
| Codex | 319 | Antioxidant | 05.2 Confectionery including hard and soft candy, nougats, etc. other than food categories 05.1, 05.3 and 05.4 | 200 mg/kg | On the fat or oil basis.; Excluding products conforming to the Codex Regional Standard for Halawa Tehenia (CODEX STAN 309R-211).; Singly or in combination: butylated... |
| Codex | 319 | Antioxidant | 05.3 Chewing gum | 400 mg/kg | Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl gallate (INS 310). |
| Codex | 319 | Antioxidant | 05.4 Decorations (e.g. for fine bakery wares), toppings (non-fruit) and sweet sauces | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
| Codex | 319 | Antioxidant | 06.4.3 Pre-cooked pastas and noodles and like products | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
| Codex | 319 | Antioxidant | 07.1.1 Breads and rolls | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (BHA, INS 320), butylated hydroxytoluene (BHT, INS 321) and tertiary butylhydroquinone (TBHQ, INS 319). |
| Codex | 319 | Antioxidant | 07.1.2 Crackers, excluding sweet crackers | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (BHA, INS 320), butylated hydroxytoluene (BHT, INS 321) and tertiary butylhydroquinone (TBHQ, INS 319). |
| Codex | 319 | Antioxidant | 07.1.3 Other ordinary bakery products (e.g. bagels, pita, English muffins) | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
| Codex | 319 | Antioxidant | 07.1.4 Bread-type products, including bread stuffing and bread crumbs | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (BHA, INS 320), butylated hydroxytoluene (BHT, INS 321) and tertiary butylhydroquinone (TBHQ, INS 319). |
| Codex | 319 | Antioxidant | 08.2 Processed meat, poultry, and game products in whole pieces or cuts | 100 mg/kg | Excluding products conforming to the Standard for Cooked Cured Pork Shoulder (CODEX STAN 97-1981).; On the fat or oil basis.; For use in dehydrated products only.; Singly or in... |
| Codex | 319 | Antioxidant | 08.3 Processed comminuted meat, poultry, and game products | 100 mg/kg | Excluding products conforming to Standard for Luncheon Meat (CODEX STAN 89-1981).; Excluding products conforming to the Standard for Cooked Cured Chopped Meat (CODEX STAN... |
| Codex | 319 | Antioxidant | 12.2 Herbs, spices, seasonings and condiments (e.g. seasoning for instant noodles) | 200 mg/kg | Excluding products conforming to the Standard for Dried Seeds – Nutmeg (CXS 352-2022).; Excluding products conforming to the Standard for Cumin (CODEX STAN 327-2017).; Excluding... |
| Codex | 319 | Antioxidant | 12.4 Mustards | 200 mg/kg | On the fat or oil basis. |
| Codex | 319 | Antioxidant | 12.5 Soups and broths | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
| Codex | 319 | Antioxidant | 12.6 Sauces and like products | 200 mg/kg | Excluding products conforming to the Standard for Chilli Sauce (CXS 306-2011).; On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated... |
| Codex | 319 | Antioxidant | 15.0 Ready-to-eat savouries | 200 mg/kg | On the fat or oil basis.; Singly or in combination: butylated hydroxyanisole (INS 320), butylated hydroxytoluene (INS 321), tertiary butylated hydroquinone (INS 319), and propyl... |
SOURCE
WHO/JECFA
JECFA ADI Values
JECFA ADI records and evaluation years.
| Jurisdiction | Chemical name | JECFA no. | CAS | ADI | ADI upper | Function | Evaluation year |
|---|---|---|---|---|---|---|---|
| JECFA | TERTIARY BUTYLHYDROQUINONE | - | 1948-33-0 | 0-0.7 mg/kg bw | 0.7 | ANTIOXIDANT | 1997 |
SOURCE
Ingredient record
GHS classifications
Cross-Reference to Cosmetics / Chemicals / Pharma
Same-CAS public rows from adjacent Roots verticals where available.
SOURCE
Cross-vertical comparison
Ingredient record | GHS classifications
Cross-Vertical Regulatory Divergence
This substance has different regulatory treatment across food, cosmetics, and industrial use.
SOURCE
FAQPage JSON-LD
public food renderer rows
Frequently Asked Questions
Food-use, safety, ADI, and cross-vertical answers mirrored into FAQPage JSON-LD.
What is tert-Butylhydroquinone used for in food?
tert-Butylhydroquinone appears in food-use rows as: Antioxidant; Antioxidant.
Is tert-Butylhydroquinone / E319 safe?
This page does not assign a standalone safety verdict; it renders public regulatory evidence. ADI/reference value: ADI 0.7 mg/kg bw/day. EU status evidence: PUBLISHED. US/FDA evidence: GRAS.
What is the ADI for tert-Butylhydroquinone?
tert-Butylhydroquinone has this ADI/reference value in the food-safety tables: ADI 0.7 mg/kg bw/day. Source: food substances.
Is tert-Butylhydroquinone also used in cosmetics?
tert-Butylhydroquinone has a same-CAS cosmetics cross-reference: TBHQ (tert-Butylhydroquinone), EU status permitted.