Great Britain cosmetic ingredient regulations

(a) Body- leave-on products

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Maximum residual acrylamide content 0,1 mg/kg

Source:GB Cosmetics Regulation, Annex III, entry 66 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

(a) Depilatories

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) 2% (as sulphur) · pH ≤ 12,7 · (a) (b) Keep out of reach of children Avoid contact with eyes

Source:GB Cosmetics Regulation, Annex III, entry 23 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

(a) Leave-on products(b) Rinse-off products

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) 2,5% · (a) (b) Not to be used with nitrosating systems Minimum purity: 99% Maximum secondary amine content: 0,5% (applies to raw materials) Maximum nitrosamine content: 50 μg/kg Keep in nitrite-free containers

Source:GB Cosmetics Regulation, Annex III, entry 62 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

(a) Oxidative hair dye products

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) 0,67% (as free SO2) · For purposes other than inhibiting the development of micro-organisms in the product. This purpose has to be apparent from the presentation of the product

Source:GB Cosmetics Regulation, Annex III, entry 99 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

1,3-bis-(2,4-Diaminophenoxy)propane1,3-bis-(2,4-Diaminophenoxy)propane HCl

CAS 81892-72-0; 74918-21-1 · EC 279-845-4; 278-022-7

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 1,2% calculated as free base (1,8% as tetrahydrochloride salt). · (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 226 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

1,5-Naphthalenediol

CAS 83-56-7 · EC 201-487-4

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 colourants can cause severe allergic reactions.

Source:GB Cosmetics Regulation, Annex III, entry 238 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

1-Acetoxy-2-Methylnaphthalene

CAS 5697-02-9 · EC 454-690-7

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 2,0% (When both 2-Methyl-1-Naphthol and 1-Acetoxy-2-Methylnaphthalene are present in a hair dye formulation, the maximum concentration on the head of 2-Methyl-1-Naphthol should not exceed 2,0%). · 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 212 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

1-Hexyl 4,5-Diamino Pyrazole Sulfate

CAS 1361000-03-4

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in oxidative hair dye products · As from 3 September 2017 , after mixing under oxidative conditions the maximum concentration applied to hair must not exceed 1,0% · As from 3 March 2018 , 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 300 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

1-Hydroxyethyl-4,5-Diamino Pyrazole Sulfate

CAS 155601-30-2 · EC 429-300-3

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 3,0% · 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 273 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

1-Naphthol

CAS 90-15-3 · EC 201-969-4

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 2,0% · 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 16 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,2'-Methylenebis-4-aminophenol HCl

CAS 27311-52-0; 63969-46-0 · EC 440-850-3

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 284 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,3-Diaminodihydropyrazolopyrazolone Dimethosulfonate

CAS 857035-95-1 · EC 469-500-8

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 2,0% · 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 279 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,4-Diaminophenoxyethanol HCl2,4-Diaminophenoxyethanol sulfate

CAS 70643-19-5; 66422-95-5; 70643-20-8 · EC 266-357-1

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: – /266-357-1/274-713-2 · (a) Hair dye substance in oxidative hair dye products · For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 2,0% (as hydrochloride) · (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 242 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,5,6-Triamino-4-Pyrimidinol Sulfate

CAS 1603-02-7 · EC 216-500-9

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in oxidative hair dye products · As from 3 September 2017 , after mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,5% · As from 3 March 2018 , 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 301 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,6-Diamino-3-((Pyridine-3-yl)azo)Pyridine

CAS 28365-08-4 · EC 421-430-9

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 0,25% · (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 277 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,6-Diaminopyridine

CAS 141-86-6 · EC 205-507-2

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Hair dye substance in oxidative hair dye products · For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,15% · (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 285 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,6-Dihydroxy-3,4-dimethylpyridine

CAS 84540-47-6 · EC 283-141-2

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 1,0% · 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 218 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,6-Dihydroxyethylaminotoluene

CAS 149330-25-6 · EC 443-210-1

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in oxidative hair dye products · As from 3 September 2017 , after mixing under oxidative conditions the maximum concentration applied to hair must not exceed 1,0% Do not use with nitrosating agents Maximum nitrosamine content: 50 μg/kg Keep in nitrite-free containers · As from 3 March 2018 , to be printed on the label: The mixing ratio. Hair colourants can cause severe allergic reactions. 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 .

Source:GB Cosmetics Regulation, Annex III, entry 9b · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,6-Dimethoxy-3,5-pyridinediamine2,6-Dimethoxy-3,5-pyridinediamine HCl

CAS 56216-28-5; 85679-78-3 · EC 260-062-1

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: 260-062-1 / — · Hair dye substance in oxidative hair dye products · After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,25% (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 colourants can cause severe allergic reactions.

Source:GB Cosmetics Regulation, Annex III, entry 232 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2,7-Naphthalenediol

CAS 582-17-2 · EC 209-478-7

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 colourants can cause severe allergic reactions.

Source:GB Cosmetics Regulation, Annex III, entry 216 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Amino-3- Hydroxypyridine

CAS 16867-03-1 · EC 240-886-8

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 b “ lack henna ” tattoo in the past. Hair colourants can cause severe allergic reactions. (b) As from 3 March 2018 , to be printed on the label: The mixing ratio. This product can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase the risk of allergy. Eyelashes shall not be coloured if the consumer: has a rash on the face or sensitive, irritated and damaged scalp, has experienced any reaction after colouring hair or eyelashes, has experienced a reaction to a temporary “ black henna ” tattoo in the past. For professional use only. Rinse eyes immediately if product comes into contact with them .

Source:GB Cosmetics Regulation, Annex III, entry 211 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Amino-4-Hydroxyethylaminoanisole2-Amino-4-Hydroxyethylaminoanisole sulfate

CAS 83763-47-7; 83763-48-8 · EC 280-733-2; 280-734-8

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Hair dye substance in oxidative hair dye products · For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 1,5% (as sulphate) 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 colorants can cause severe allergic reactions.

Source:GB Cosmetics Regulation, Annex III, entry 245 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Amino-5-Ethylphenol HCl

CAS 149861-22-3

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 1,0% · 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 269 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Amino-6-chloro-4-nitrophenol

CAS 6358-09-4 · EC 228-762-1

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 2,0% · (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 colourants can cause severe allergic reactions.

Source:GB Cosmetics Regulation, Annex III, entry 252 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Chloro-6-ethylamino-4-nitrophenol

CAS 131657-78-8 · EC 411-440-1

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 1,5% · (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 201 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Hexylidene cyclopentanone

CAS 17373-89-6 · EC 241-411-7

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Oral products

Source:GB Cosmetics Regulation, Annex III, entry 177 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Hydroxyethylamino-5-nitroanisole

CAS 66095-81-6 · EC 266-138-0

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in non-oxidative hair dye products · 0,2 % · Do not use with nitrosating agents Maximum nitrosamine content: 50 μg /kg Keep in nitrite-free containers

Source:GB Cosmetics Regulation, Annex III, entry 236 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Hydroxyethylpicramic acid

CAS 99610-72-7 · EC 412-520-9

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 1,5% For (a) and (b): Do not use with nitrosating agents Maximum nitrosamine content: 50 μg m/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 222 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Methoxymethyl-p-Phenylenediamine2-Methoxymethyl-p-Phenylenediamine Sulfate

CAS 337906-36-2; 337906-37-3 · EC 679-526-3; 638-749-6

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in oxidative hair dye products Products intended for colouring eyelashes · After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 1,8% (calculated as free base) Professional use · To be printed on the label: The mixing ratio. ‘ Hair colorants can cause severe allergic reactions. 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. ’ To be printed on the label: The mixing ratio. ‘ This product can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase the risk of allergy. Eyelashes shall not be coloured if the consumer: has a rash on the face or sensitive, irritated and damaged scalp, has experienced any reaction after colouring hair or eyelashes, has experienced a reaction to a temporary “ black henna ” tattoo in the past. For professional use only. Rinse eyes immediately if product comes into contact with them. ’

Source:GB Cosmetics Regulation, Annex III, entry 292 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Methyl-1-Naphthol

CAS 7469-77-4 · EC 231-265-2

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 2,0% (When both 2-Methyl-1-Naphthol and 1-Acetoxy-2-Methylnaphthalene are present in a hair dye formulation, the maximum concentration on the head of 2-Methyl-1-Naphthol should not exceed 2,0%.) · 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 213 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Methyl-5-Hydroxyethyl Aminophenol

CAS 55302-96-0 · EC 259-583-7

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Hair dye substance in oxidative hair dye products · For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 1,5% 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 colorants can cause severe allergic reactions.

Source:GB Cosmetics Regulation, Annex III, entry 229 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Methylresorcinol

CAS 608-25-3 · EC 210-155-8

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 1,8% · (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 h.enna ” tattoo in the past. Hair colourants can cause severe allergic reactions. (c) As from 3 March 2018 , to be printed on the label: The mixing ratio. This product can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “ black henna ” tattoos may increase the risk of allergy. Eyelashes shall not be coloured if the consumer: has a rash on the face or sensitive, irritated and damaged scalp, has experienced any reaction after colouring hair or eyelashes, has experienced a reaction to a temporary “ black henna ” tattoo in the past. For professional use only. Rinse eyes immediately if product comes into contact with them .

Source:GB Cosmetics Regulation, Annex III, entry 243 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

2-Nitro-5-Glyceryl Methylaniline

CAS 80062-31-3 · EC 279-383-3

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 0,8% · (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 281 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

3-Amino-2,4-dichlorophenol3-Amino-2,4-dichlorophenol HCl

CAS 61693-42-3; 61693-43-4 · EC 262-909-0

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: 262-909-0 / — · (a) Hair dye substance in oxidative hair dye products · (a) After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 1,5% (as hydrochloride) · (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 227 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

3-Amino-2,6-Dimethylphenol

CAS 6994-64-5 · EC 230-268-6

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in oxidative hair dye products · As from 3 September 2017 , after mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2,0% · As from 3 March 2018 , 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 303 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

3-Carene; 3,7,7-Trimethylbicyclo[4.1.0]hept-3-ene (isodiprene)

CAS 13466-78-9 · EC 236-719-3

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Peroxide value less than 10 mmoles/L

Source:GB Cosmetics Regulation, Annex III, entry 121 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

3-Methylamino-4-nitrophenoxyethanol

CAS 59820-63-2 · EC 261-940-7

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: Hair dye substance in non-oxidative hair dye products · 0,15 % · Do not use with nitrosating agents Maximum nitrosamine content: 50 μg /kg Keep in nitrite-free containers

Source:GB Cosmetics Regulation, Annex III, entry 235 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

3-Methylnon-2-enenitrile

CAS 53153-66-5 · EC 258-398-9

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: 0,2 %

Source:GB Cosmetics Regulation, Annex III, entry 172 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

3-Nitro-p-hydroxyethylaminophenol

CAS 65235-31-6 · EC 265-648-0

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 3,0% 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 248 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

4-Amino-2-Hydroxytoluene

CAS 2835-95-2 · EC 220-618-6

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Hair dye substance in oxidative hair dye products · For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 1,5% · (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 241 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

4-Amino-3-nitrophenol

CAS 610-81-1 · EC 210-236-8

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 1,5% · (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 215 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

4-Amino-m-Cresol

CAS 2835-99-6 · EC 220-621-2

The consolidated GB Cosmetics Regulation lists this record in Annex III.

Conditions: (a) Hair dye substance in oxidative hair dye products · For (a) and (b): After mixing under oxidative conditions the maximum concentration applied to hair or eyelashes must not exceed 1,5% · (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 244 · version 2026-08-15 · effective Aug. 15, 2026 · source checked 2026-08-30

4-Chlororesorcinol

CAS 95-88-5 · EC 202-462-0

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 199 · 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-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-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-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-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

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-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