5-diaminotoluene sulfate (a hairdye intermediate), and p-aminodiphenylamine (a component of hair dye). Three hairdressing chemicals—ammonium thioglycolate (a chemical in permanent-wave solutions ...

there's a chance you've also had some experiences with minor skin—and hair color chemicals such as ammonia and P-phenylenediamine (PPD) could be to blame. While rocking a new look might seem ...

The key to healthy hair-dyeing is exposing the body to hair-dye and their chemicals in quantities it can cope with - most evidence linking hair dye chemicals to cancer and auto-immune disorders ...

natural hair dye deposits color onto the hair—temporarily or permanently, depending on the formula—but typically contains fewer chemicals. Sometimes, they're made with entirely plant-based ...

Like the other chemicals studied, aromatic amines are mainly used in industrial settings but can also be found in some consumer products, including hair dye and tattoo ink. Several aromatic amines ...

Chemotherapy can drastically impact hair growth. One writer discusses how coloring her hair after cancer treatment helped her ...

Among sensitizations to hair dye chemicals, p-phenylenediamine had the highest incidence (24.2%). Guerra et al 3 1992 Italian study analyzing data from 261 hairdresser clients patch-tested with a ...