Here are 4 of the most concerning. Azo dye, found in blue jeans, can be carcinogenic. The blue dye that rubs off your new pair of jeans is likely azo dye, the most common form of dye used in ...

In addition to dyeing your skin, some of these dyes, like azo dyes, cause a skin reaction. In some people, this reaction can be quite severe and itchy. In addition to just dye, textile warehouses ...