PHENYL METHYL PYRAZOLONE

RestrictedCAS 89-25-818 regulations across 17 markets

PHENYL METHYL PYRAZOLONE is a cosmetic ingredient classified as Hair Dyeing. Also known as CAS 89-25-8. It is regulated in 17 markets including UAE, Australia, Bahrain.

Also Known As

CAS Number
89-25-8

Market Overview — 29 Markets

European Union1
United Kingdom1
United States
California
Maryland
Washington
Canada
Brazil
South Korea2
Japan
Taiwan1
Australia1
Singapore1
Malaysia1
Thailand1
Indonesia1
Vietnam1
Philippines1
UAE1
Saudi Arabia1
Qatar1
Oman1
Kuwait1
Bahrain1
Russia
Belarus
Kazakhstan
Armenia
Kyrgyzstan

Detailed Regulations

Europe2 regulations
European UnionRestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: EC 1223/2009 Annex III

United KingdomRestrictedAnnex III #228
Chemical name
3-Methyl -1- phenyl -5-pyrazolone
CAS
89-25-8
Product type
Hair dye substance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0,25 %

Source: UK retained EC 1223/2009 Annex III

AmericasNo restrictions

No specific restrictions for PHENYL METHYL PYRAZOLONE in United States, California, Maryland, Washington, Canada, Brazil.

East Asia & Oceania4 regulations
South KoreaRestrictedAnnex restricted #M372
Chemical name
3-Methyl-1-phenyl-5-pyrazolone and its salts (e.g: Phenyl Methyl pyrazolone) (with the exception of Phenyl Methyl pyrazolone as the hair dye substance that maximum concentration applied to hair does not exceed 0.25 % in oxidative hair dye products)
CAS
89-25-8

Source: MFDS Korea Cosmetics Regulation

South KoreaRestrictedAnnex restricted #M549
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8

Source: MFDS Korea Cosmetics Regulation

TaiwanRestrictedAnnex Restricted Ingredients List #119
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Max concentration
0.25%
Product type
Oxidative hair dye products

Source: TFDA Cosmetics Regulations

AustraliaRestrictedAnnex Schedule 6 (Poison) #SUSMP Schedule 6
Chemical name
PHENYL METHYL PYRAZOLONE
Conditions of use
when used in hair dye and eyebrow/eyelash preparations at a concentration of 0.25% or less after mixing for use when the immediate container and primary pack are labelled with warning statements to the following effect: (a) KEEP OUT OF REACH OF CHILDREN; and (b) WARNING – This product contains ingredients which may cause skin sensitisation to certain individuals. A preliminary test according to the accompanying directions should be made before use. written in letters not less than 1.5 mm in h...

Source: TGA SUSMP F2026L00060

ASEAN6 regulations
SingaporeRestrictedAnnex ACD Annex III (Restricted) #230
Chemical name
3-Methyl -1- phenyl -5-pyrazolone / Phenyl Methyl Pyrazolone
CAS
89-25-8
Max concentration
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%. The direction for use 'wear suitable gloves' must be included in label or leaflet text.
Product type
Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
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. Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

MalaysiaRestrictedAnnex ACD Annex III (Restricted) #230
Chemical name
3-Methyl -1- phenyl -5-pyrazolone / Phenyl Methyl Pyrazolone
CAS
89-25-8
Max concentration
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%. The direction for use 'wear suitable gloves' must be included in label or leaflet text.
Product type
Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
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. Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

ThailandRestrictedAnnex ACD Annex III (Restricted) #230
Chemical name
3-Methyl -1- phenyl -5-pyrazolone / Phenyl Methyl Pyrazolone
CAS
89-25-8
Max concentration
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%. The direction for use 'wear suitable gloves' must be included in label or leaflet text.
Product type
Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
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. Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

IndonesiaRestrictedAnnex ACD Annex III (Restricted) #230
Chemical name
3-Methyl -1- phenyl -5-pyrazolone / Phenyl Methyl Pyrazolone
CAS
89-25-8
Max concentration
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%. The direction for use 'wear suitable gloves' must be included in label or leaflet text.
Product type
Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
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. Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

VietnamRestrictedAnnex ACD Annex III (Restricted) #230
Chemical name
3-Methyl -1- phenyl -5-pyrazolone / Phenyl Methyl Pyrazolone
CAS
89-25-8
Max concentration
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%. The direction for use 'wear suitable gloves' must be included in label or leaflet text.
Product type
Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
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. Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

PhilippinesRestrictedAnnex ACD Annex III (Restricted) #230
Chemical name
3-Methyl -1- phenyl -5-pyrazolone / Phenyl Methyl Pyrazolone
CAS
89-25-8
Max concentration
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%. The direction for use 'wear suitable gloves' must be included in label or leaflet text.
Product type
Hair dye substance in oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Conditions of use
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. Do not use to dye eyelashes or eyebrows

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

GCC6 regulations
UAERestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: GSO 1943:2024 (based on EU 1223/2009 III)

Saudi ArabiaRestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: GSO 1943:2024 (based on EU 1223/2009 III)

QatarRestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: GSO 1943:2024 (based on EU 1223/2009 III)

OmanRestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: GSO 1943:2024 (based on EU 1223/2009 III)

KuwaitRestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: GSO 1943:2024 (based on EU 1223/2009 III)

BahrainRestrictedAnnex III #228
Chemical name
3-Methyl-1-phenyl-5-pyrazolone
CAS
89-25-8
Product type
Hair dye subtance in oxidative hair dye products
Conditions of use
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.
Other conditions
After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.25%.

Source: GSO 1943:2024 (based on EU 1223/2009 III)

EAEUNo restrictions

No specific restrictions for PHENYL METHYL PYRAZOLONE in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.

Frequently Asked Questions

Is PHENYL METHYL PYRAZOLONE banned in any country?

PHENYL METHYL PYRAZOLONE is not banned in any of the 26 markets tracked by Formpli. However, it may be subject to restrictions or conditions of use in some markets.

What are the restrictions on PHENYL METHYL PYRAZOLONE in cosmetics?

PHENYL METHYL PYRAZOLONE is restricted or has conditions of use in UAE, Australia, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, Vietnam. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.

Can I use PHENYL METHYL PYRAZOLONE in cosmetics?

PHENYL METHYL PYRAZOLONE is regulated in 17 markets. It has restrictions in UAE, Australia, Bahrain, European Union, Indonesia, South Korea, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, Vietnam. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.

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This information is for reference only and does not constitute legal or regulatory advice. Regulations change — always verify with official sources and consult a regulatory specialist before exporting cosmetic products. Data sourced from EU COSING, US FDA, Health Canada, MHLW Japan, MFDS Korea, ASEAN ACD, GCC SFDA, TGA Australia, ANVISA Brazil, EAEU TR CU, and Taiwan TFDA.