Food Safety Substance

Butylated hydroxytolueneE321

Butylated hydroxytoluene (E321) is a food additive with PUBLISHED in the EU, GRAS in the US, and data from 8 regulatory sources.

CAS 128-37-0 E321 Indexable evidence set
FDA
GRAS
ADI / TDI
EFSA ADI = 0.25 mg/kg bw/day
Codex
0 row(s)
SOURCE D1 identity resolution e number aliases | Food Additives | dsstox identifiers | 8 matched regulatory source group(s)

Substance Identity

Resolved identifiers used to render this food-safety record.

Substance name
Butylated hydroxytoluene
CAS
128-37-0
E-number
E321
DTXSID
DTXSID2020216
PubChem CID
31404
Evidence tier
Indexable evidence set (14)
SOURCE EU Commission FDA | Health Canada | Codex Alimentarius

Multi-Jurisdiction Comparison

Side-by-side status rows for the same resolved substance across public food regulators.

JurisdictionAuthorityStatusEvidence
European UnionEU CommissionPUBLISHEDEU additive listing; Annex II entry
CanadaHealth CanadaListedPreservative
SOURCE EU Commission EU Food Additives | EU Food Additives Database

EU Food Additive Status

EU Commission food-additive listing rows from eu_food_additives.

JurisdictionE-numberStatusTypeNameNote
European UnionE321PUBLISHEDsubstanceFADButylated hydroxytoluene (BHT)-
SOURCE EU Commission EU Annex II Authorised | EU Food Additives Database

EU Annex II Authorised Uses

Authorised additive rows and use conditions from EU Annex II tables.

JurisdictionE-numberNameINSPolicy itemNote
European UnionE321Butylated hydroxytoluene (BHT)-POL-FAD-IMPORT-3094-

Conditions and restrictions

JurisdictionFood categoryRestrictionCommentSource
European Union2.1 fats and oils essentially free from water (excluding anhydrous milk fat)ML 100 mg/kgonly fats and oils for the professional manufacture of heat treated foods; frying oil and frying fat (excluding olive an pomace oil) and lard, fish oil, beef, poultry and sheep fatEU Food Additives Database
European Union2.2.2 Other fat and oil emulsions including spreads as defined by Regulation (EC) No 1234/2007 and liquid emulsionsML 100 mg/kgonly frying fatEU Food Additives Database
SOURCE Health Canada

Health Canada Status

Health Canada food-additive permissions by functional class and food scope.

JurisdictionClassPermitted foodsMaximum levelList
CanadaPreservative(a)Calorie-reduced margarine; Margarine(a)If used singly, the amount not to exceed 0.01% of the fat content. If used in combination with butylated hydroxyanisole or propyl gallate, or both, the total combined amount not to exceed 0.01% of the fat content.List of Permitted Preservatives
CanadaPreservative(b)Chewing gum(b)If used singly, the amount not to exceed 200 ppm. If used in combination with butylated hydroxyanisole or propyl gallate, or both, the total combined amount not to exceed 200 ppm.List of Permitted Preservatives
CanadaPreservative(c)Citrus oil flavours; Dry flavours; Essential oils(c)If used singly, the amount not to exceed 1,250 ppm. If used in combination with butylated hydroxyanisole or propyl gallate, or both, the total combined amount not to exceed 1,250 ppm.List of Permitted Preservatives
CanadaPreservative(d)Citrus oils(d)If used singly, the amount not to exceed 5,000 ppm. If used in combination with butylated hydroxyanisole or propyl gallate, or both, the total combined amount not to exceed 5,000 ppm.List of Permitted Preservatives
CanadaPreservative(e)Dehydrated potato products; Dried breakfast cereals(e)If used singly, the amount not to exceed 50 ppm. If used in combination with butylated hydroxyanisole or propyl gallate, or both, the total combined amount not to exceed 50 ppm.List of Permitted Preservatives
CanadaPreservative(f)Dry vitamin D preparations for addition to food(f)10 mg/1,000,000 I.U.List of Permitted Preservatives
CanadaPreservative(g)Fats and oils, except milk fat, olive oil and suet; Lard; Shortening(g)If used singly, the amount not to exceed 200 ppm. If used in any combination with butylated hydroxyanisole, propyl gallate or tertiary butyl hydroquinone, the total combined amount not to exceed 200 ppm.List of Permitted Preservatives
CanadaPreservative(h)Parboiled rice(h)35 ppmList of Permitted Preservatives
CanadaPreservative(i)Partially defatted beef fatty tissue; Partially defatted pork fatty tissue(i)If used singly, the amount not to exceed 65 ppm. If used in combination with butylated hydroxyanisole, the total combined amount not to exceed 65 ppm.List of Permitted Preservatives
CanadaPreservative(j)Unstandardized foods, except unstandardized preparations of meat or meat by-product, fish or meat (as defined in section B.21.002 of the *Food and Drug Regulations*) or poultry meat or poultry meat by-product and...(j)If used singly, the amount not to exceed 0.02% of the fat content. If used in combination with butylated hydroxyanisole or propyl gallate, or both, the total combined amount not to exceed 0.02% of the fat content.List of Permitted Preservatives
CanadaPreservative(k)Vitamin A liquids for addition to food(k)5 mg/1,000,000 I.U.List of Permitted Preservatives
SOURCE EU Commission EU Food Contact Materials

EU FCM Substances

EU food-contact material rows and migration-limit fields.

JurisdictionFCM no.Ref no.SubstanceUseSMLRegulation
European Union315466402,6-di-tert-butyl-p-cresoladditive/PPA3 mg/kgRegulation (EU) No 10/2011, Annex I
SOURCE JECFA JECFA ADI

JECFA ADI Values

JECFA ADI records and evaluation years.

JurisdictionChemical nameJECFA no.CASADIADI upperFunctionEvaluation year
JECFABUTYLATED HYDROXYTOLUENE-128-37-00-0.3 mg/kg bw0.3ANTIOXIDANT1995
SOURCE ingredients ghs classifications

Cross-Reference to Cosmetics / Chemicals / Pharma

Same-CAS public rows from adjacent Roots verticals where available.

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 Butylated hydroxytoluene used for in food?

Butylated hydroxytoluene appears in food-use rows as: Antioxidant; Preservative.

Is Butylated hydroxytoluene / E321 safe?

This page does not assign a standalone safety verdict; it renders public regulatory evidence. ADI/reference value: EFSA ADI = 0.25 mg/kg bw/day. EU status evidence: PUBLISHED. US/FDA evidence: GRAS.

What is the ADI for Butylated hydroxytoluene?

Butylated hydroxytoluene has this ADI/reference value in the food-safety tables: EFSA ADI = 0.25 mg/kg bw/day. Source: EFSA ANS 2012.

Is Butylated hydroxytoluene also used in cosmetics?

Butylated hydroxytoluene has a same-CAS cosmetics cross-reference: BHT (Butylated Hydroxytoluene), EU status restricted.