Great Britain cosmetic ingredient regulations
GB rules must be versioned separately from EU rules as they diverge.
- Regulator
- Office for Product Safety and Standards
- Source language
- English
- Coverage version
- GB retained Regulation 1223/2009 schedules, effective 15 August 2026
Official ingredient records
2329 matching records4-Ethylamino-3-nitrobenzoic acid (N-Ethyl-3-Nitro PABA) and its salts, when used as a substance in hair dye products
CAS 2788-74-1 · EC 412-090-2
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1290 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Formyl-1-Methylquinolinium-p-Toluenesulfonate
CAS 223398-02-5 · EC 453-790-8
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: Hair dye substance in oxidative hair dye products · After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2,5% · To be printed on the label: The mixing ratio. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “ black henna ” tattoo in the past. Hair colorants can cause severe allergic reactions.
Source:GB Cosmetics Regulation, Annex III, entry 274 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Hydroxybenzoic acidmethylparabenpotassium ethylparabenpotassium parabensodium methylparabensodium ethylparabenethylparabensodium parabenpotassium methylparabencalcium paraben
CAS 99-96-7; 99-76-3; 36457-19-9; 16782-08-4; 5026-62-0; 35285-68-8; 120-47-8; 114-63-6; 26112-07-2; 69959-44-0 · EC 202-804-9; 202-785-7; 253-048-1; 240-830-2; 225-714-1; 252-487-6; 204-399-4; 204-051-1; 247-464-2; 274-235-4
The consolidated GB Cosmetics Regulation lists this record in Annex V.
Conditions: 0,4% (as acid) for single ester 0,8% (as acid) for mixtures of esters
Source:GB Cosmetics Regulation, Annex V, entry 12 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Hydroxyindole, when used as a substance in hair dye products
CAS 2380-94-1 · EC 219-177-2
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1220 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Hydroxypropylamino-3-nitrophenol
CAS 92952-81-3 · EC 406-305-9
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: (a) Hair dye substance in oxidative hair dye products · (a) After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2,6% calculated as free base. For (a) and (b): Do not use with nitrosating agents Maximum nitrosamine content: 50 μg /kg Keep in nitrite-free containers · (a) To be printed on the label: The mixing ratio. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “ black henna ” tattoo in the past. Hair colourants can cause severe allergic reactions.
Source:GB Cosmetics Regulation, Annex III, entry 219 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Mesyl-2-nitrotoluene
CAS 1671-49-4 · EC 430-550-0
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1499 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Methoxytoluene-2,5-Diamine and its HCl salt, when used as a substance in hair dye products
CAS 56496-88-9
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1221 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Methyl-m-phenylene diisocyanate (Toluene 2,4-diisocyanate)
CAS 584-84-9 · EC 209-544-5
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1119 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Methyl-m-phenylenediamine (Toluene-2,4-diamine) and its salts
CAS 95-80-7 · EC 202-453-1
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 364 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Methylimidazole
CAS 822-36-6 · EC 212-497-3
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1752 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Nitro-m-phenylenediamine and its salts, when used as a substance in hair dye products
CAS 5131-58-8 · EC 225-876-3
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1282 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Nitro-o-Phenylenediamine
CAS 99-56-9 · EC 202-766-3
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: Hair dye substance in oxidative hair dye products · After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,5% · To be printed on the label: The mixing ratio. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “ black henna ” tattoo in the past. Hair colorants can cause severe allergic reactions.
Source:GB Cosmetics Regulation, Annex III, entry 240 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Nitrobiphenyl
CAS 92-93-3 · EC 202-204-7
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 686 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Nitrophenyl aminoethylurea
CAS 27080-42-8 · EC 410-700-1
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: (a) Hair dye substance in oxidative hair dye products · (a) After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,25% For (a) and (b): Do not use with nitrosating agents Maximum nitrosamine content: 50 μg /kg Keep in nitrite-free containers · (a) To be printed on the label: The mixing ratio. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “ black henna ” tattoo in the past. Hair colourants can cause severe allergic reactions.
Source:GB Cosmetics Regulation, Annex III, entry 249 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Nitrosophenol
CAS 104-91-6 · EC 203-251-6
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 995 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Phenylazophenylene-1,3-diamine citrate hydrochloride (chrysoidine citrate hydrochloride)
CAS 5909-04-6
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 81 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Phenylbut-3-en-2-one (Benzylidene acetone)
CAS 122-57-6 · EC 204-555-1
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 356 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-Vinylcyclohexene
CAS 100-40-3 · EC 202-848-9
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1569 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(2,5-Dichlorophenyl)azo]-N-(2,5-dimethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
The consolidated GB Cosmetics Regulation lists this record in Annex IV.
Conditions: Rinse-off products
Source:GB Cosmetics Regulation, Annex IV, entry 13 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(3-Chlorophenyl)(1H-imidazol-1-yl)methyl]-1,2-benzenediamine dihydrochloride
CAS 159939-85-2 · EC 425-030-5
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1516 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(4-Amino-m-tolyl)(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-o-toluidine monohydrochloride
The consolidated GB Cosmetics Regulation lists this record in Annex IV.
Conditions: Rinse-off products · 5ppm
Source:GB Cosmetics Regulation, Annex IV, entry 67 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(4-Ethoxyphenyl)azo]naphthol
The consolidated GB Cosmetics Regulation lists this record in Annex IV.
Conditions: Not to be used in products applied on mucous membranes
Source:GB Cosmetics Regulation, Annex IV, entry 8 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(4-Ethoxyphenyl)azo]naphthol (Solvent Red 3; CI 12010) and its salts when used as a substance in hair dye products
CAS 6535-42-8 · EC 229-439-8
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1344 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(4-Nitrophenyl)azo]aniline (Disperse Orange 3) and its salts, when used as a substance in hair dye products
CAS 730-40-5; 70170-61-5 · EC 211-984-8
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1281 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[(tetrahydro-2H-pyran-2-yl)oxy]phenol
CAS 53936-56-4 · EC 800-360-6
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1645 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-[4-(1,3-Dihydroxyprop-2-yl)phenylamino]-1,8-dihydroxy-5-nitroanthraquinone
CAS 114565-66-1 · EC 406-057-1
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1002 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-methylpentan-2-one; isobutyl methyl ketone (MIBK)
CAS 108-10-1 · EC 203-550-1
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1691 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-nitrosomorpholine
CAS 59-89-2
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1741 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-o-Tolylazo-o-toluidine
CAS 97-56-3 · EC 202-591-2
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 989 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-tert-Butylbenzoic acid
CAS 98-73-7 · EC 202-696-3
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1549 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-tert-Butylphenol
CAS 98-54-4 · EC 202-679-0
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 340 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-tert-Butylpyrocatechol
CAS 98-29-3 · EC 202-653-9
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 341 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-tert.-Butyl-3-methoxy-2,6-dinitrotoluene (Musk Ambrette)
CAS 83-66-9 · EC 201-493-7
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 414 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4-tert.-Butyldihydrocinnamaldehyde
CAS 18127-01-0 · EC 242-016-2
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: 0,6 %
Source:GB Cosmetics Regulation, Annex III, entry 155 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
4′-Ethoxy-2-benzimidazoleanilide
CAS 120187-29-3 · EC 407-600-5
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1005 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5,12-Dihydro-2,9-dimethylquino[2,3-b]acridine-7,14-dione
The consolidated GB Cosmetics Regulation lists this record in Annex IV.
Conditions: Rinse-off products
Source:GB Cosmetics Regulation, Annex IV, entry 103 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5,12-Dihydroquino[2,3-b]acridine-7,14-dione
The consolidated GB Cosmetics Regulation lists this record in Annex IV.
Conditions: Rinse-off products
Source:GB Cosmetics Regulation, Annex IV, entry 102 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5,12-Dihydroquino[2,3-b]acridine-7,14-dione (Pigment Violet 19; CI 73900) when used as a substance in hair dye products
CAS 1047-16-1 · EC 213-879-2
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1366 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5,5'-Di-isopropyl-2,2'-dimethylbiphenyl-4,4'-diyl dihypoiodite (thymol iodide)
CAS 552-22-7 · EC 209-007-5
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 361 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5,5-Diphenyl-4-imidazolidone (Doxenitoin (INN))
CAS 3254-93-1 · EC 221-851-6
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 160 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5,6,12,13-Tetrachloroanthra(2,1,9-def:6,5,10-d'e'f')diisoquinoline-1,3,8,10(2H,9H)-tetrone
CAS 115662-06-1 · EC 405-100-1
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1003 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-((4-(Dimethylamino)phenyl)azo)-1,4-dimethyl-1H-1,2,4-triazolium and its salts, when used as a substance in hair dye products
CAS 12221-52-2
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1292 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-(2,4-Dioxo-1,2,3,4-tetrahydropyrimidine)-3-fluoro-2-hydroxymethyltetrahydrofuran
CAS 41107-56-6 · EC 415-360-8
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1064 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-(3-Butyryl-2,4,6-trimethylphenyl)-2-[1-(ethoxyimino)propyl]-3-hydroxycyclohex-2-en-1-one
CAS 138164-12-2 · EC 414-790-3
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1190 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-(α,β-Dibromophenethyl)-5-methylhydantoin
CAS 511-75-1 · EC 208-133-8
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 119 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-Amino-2,6-Dimethoxy-3-Hydroxypyridine and its salts, when used as a substance in hair dye products
CAS 104333-03-1
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1308 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-Amino-4-Chloro-o-Cresol HCl
CAS 110102-85-7
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: Hair dye substance in oxidative hair dye products · After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 1,5% (calculated as hydrochloride) · To be printed on the label: The mixing ratio. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “ black henna ” tattoo in the past. Hair colorants can cause severe allergic reactions.
Source:GB Cosmetics Regulation, Annex III, entry 208 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-Amino-4-Fluoro-2-Methylphenol Sulfate, when used as a substance in hair dye products
CAS 163183-01-5
The consolidated GB Cosmetics Regulation lists this record in Annex II.
Source:GB Cosmetics Regulation, Annex II, entry 1222 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-Amino-6-Chloro-o-Cresol5-Amino-6-Chloro-o-Cresol HCl
CAS 84540-50-1; 80419-48-3 · EC 283-144-9
The consolidated GB Cosmetics Regulation lists this record in Annex III.
Conditions: (a) Hair dye substance in oxidative hair dye products · (a) After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 1,0% · (a) To be printed on the label: The mixing ratio. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “ black henna ” tattoo in the past. Hair colorants can cause severe allergic reactions.
Source:GB Cosmetics Regulation, Annex III, entry 283 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
5-Bromo-5-nitro-1,3-dioxane
CAS 30007-47-7 · EC 250-001-7
The consolidated GB Cosmetics Regulation lists this record in Annex V.
Conditions: Rinse-off products · 0,1% · Avoid formation of nitrosamines
Source:GB Cosmetics Regulation, Annex V, entry 20 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30
Market coverage contract
Complete consolidated annex dataset- Included scope
- Current consolidated Annexes II–VI for England, Scotland and Wales.
- If no match is found
- No annex match is not approval and does not cover Northern Ireland, which follows the applicable EU framework.
Complete verification checklist
- Confirm INCI/CAS/EC identity.
- Review every current GB Annex II–VI match.
- Check commencement dates and later statutory instruments.
- Verify SCPN, responsible-person, safety-report and labelling duties.
Official sources and legal role
Great Britain Cosmetics Regulation — consolidated Annexes II–VI and amendments
Complete consolidated GB Annexes II–VI, with later amendments versioned separately
Legal meaning: Binding GB schedules and versioned amendments to retained Regulation 1223/2009; applies to England, Wales and Scotland, not Northern Ireland
Available language: English
Contains public sector information licensed under the Open Government Licence v3.0.
What this market page can answer
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Identify the official material and the regulator responsible for it: Office for Product Safety and Standards.
Language and scope
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Evidence status
Browse ingredient-level records imported from official sources. Each row states whether it passed deterministic source checks or human editorial review.
How to verify an ingredient for this market
- Search the ingredient by INCI name, CAS number or EC number and record the exact identity.
- Open each official source above and check the current version, product scope, concentration limits and required warnings.
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