Managing customer allergies to minute quantities of textile chemicals is far from simple and the industry must accept that a zero issue situation is impossible.
Sometimes it’s easy to establish cause and effect, sometimes it’s easy to conclusively say a suggested cause and effect is nonsense, and sometimes it’s difficult to say with certainty one way or the other without further investigation.
Over the past 25 or so years, pioneering brands, the better end of the industry and leading legislators have done a decent job of objectively identifying and banning many chemicals which have been proven to be harmful.