Disperse Blue 1
1,4,5,8-tetraaminoanthraquinone; CI 64500
IARC Group 2B (possibly carcinogenic); classified as CMR Category 2 (carcinogen) under EU Dangerous Substances Directive with R45 designation. Banned in EU cosmetics under Annex II. Strong contact allergen causing textile and hair dye dermatitis.
Function & Common Use
Direct Hair Dye
Hair Dyes
Formerly used in semi-permanent hair color; now prohibited in EU
Synthetic
Concentration Limits
Banned
Banned - no permitted concentration
No specific federal ban but not listed as approved; historical use in US <1% semi-permanent products
Banned
Format restriction: Prohibited in cosmetics in EU; banned as hair dye ingredient in multiple major markets
Baby restriction: Yes
Pregnancy: Yes
IFRA: No
Frequently Asked Questions
Is Disperse Blue 1 safe to use in skincare?
Disperse Blue 1 has a High concern rating. IARC Group 2B (possibly carcinogenic); classified as CMR Category 2 (carcinogen) under EU Dangerous Substances Directive with R45 designation. Banned in EU cosmetics under Annex II. Strong contact allergen causing textile and hair dye dermatitis.
Is Disperse Blue 1 allowed in India?
Disperse Blue 1 is currently classified as "Banned" under Indian cosmetics regulations. The maximum permitted concentration is Banned.
What is Disperse Blue 1 used for in cosmetics?
Disperse Blue 1 functions as: Direct Hair Dye. It is commonly found in: Formerly used in semi-permanent hair color; now prohibited in EU.
Can Disperse Blue 1 cause an allergic reaction?
Yes. Disperse Blue 1 has an allergen flag (Yes). If you have sensitive skin or known fragrance/contact allergies, patch-test products containing this ingredient before full use.
Is Disperse Blue 1 safe for babies?
Disperse Blue 1 has baby/child restrictions: Yes. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
EU Annex: Annex II (banned)
Identifiers
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