Is it true that other people’s fragrances can cause allergic reactions.
I got a good point made to me via e-mail responding to one of my posts about methylchloroisothiazolinone and methylisothiazolinone. He or she desribes themselves by the pathos ridden name foreverbotheredbythisallergy and referring to some products that readers have identifed as free of those two chemicals – Some the products above have the benzylisothiazoline which
I have had a couple of people asking me about methylisothiazolinone free hair dye. The answer is that although I don’t know a lot about hair dyes, I don’t think that many of them contain methylisothiazolinone or methylchloroisothiazolinone in either the colour shade or the activator. But quite a lot of them also include a conditioner, and this