What is it?
4-Amino-2-Hydroxytoluene is a substance used in hair dye, colors, and tints.

How can I avoid it?
Skin contact with 4-Amino-2-Hydroxytoluene is required for it to cause a rash. Discontinuation of exposure to products containing this substance should result in improvement and/or resolution of your dermatitis. By law, all products made in the U.S. for topical use have the ingredients listed with on the product package of the box that contains it. Check the labeling of your skin care products for this ingredient. Direct communication with the product manufacturer may be necessary.

• Hair dyes, colors, and tints

Other names for 4-Amino-2-Hydroxytoluene:
• 5-Amino-o-cresol
• P-Amino-o-cresol
• 4-Amino-2-hydroxy-1-methylbenzene
• 4-Amino-3-methylphenyl
• 2,5-Diaminotoluene
• P-Toluenediamine
• 5-Amino-2-methylphenol
• 3-Hydroxy-4-methylaniline
• 3-Amino-6-methylphenol

Potential cross-reacting/co-reacting substances:
• Para-phenylenediamine

How safe is it?

Hang tight. We're thinking.