ACID RED 184 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
ACID RED 184
Safety grade: A
Acid Red 184 is a synthetic red dye used to add color to hair products. It's a lab-created colorant that bonds to hair to produce red tones.
This ingredient is used in hair dyes to impart red coloration to hair by bonding with the hair shaft.
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