BRILLIANT BLACK 1 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
BRILLIANT BLACK 1
Safety grade: A
Brilliant Black 1 is a synthetic black dye that was commonly used in hair coloring products. It belongs to a class of azo dyes that can penetrate hair strands to provide deep black color.
This ingredient is used in hair dyes to impart and deposit black color onto hair shafts, creating long-lasting hair color.
Graded using: COSING.
Last verified: May 26, 2026
Other Hair Dyeing ingredients
- RESORCINOL — Grade E**
- THYMOL — Grade A
- M-AMINOPHENOL — Grade C**
- P-AMINOPHENOL — Grade C**
- 2-METHYLRESORCINOL — Grade C
- 4-AMINO-2-HYDROXYTOLUENE — Grade C
- P-PHENYLENEDIAMINE — Grade D**
- 2-METHYL-5-HYDROXYETHYLAMINOPHENOL — Grade C