Tag Archives: skin reactions

Methylisothiazolinone

methylisothiazolinone

I get a lot of traffic to my post about the combination of Methylisothiazolinone and Methylchloroisothiazolinone.  If you read all the comments it gets, you’d probably get the impression that this preservative system had a really big problem with sensitisation.  This would be pretty misleading.  In real life products preserved with these ingredients don’t generate unusually high numbers of customer complaints, and published surveys report low levels of sensitisation to them.   Continue reading