Preservatives

MI in Paint

One of the most surprising things about blogging is how much you learn.  A good example arrived in my inbox yesterday.  I have just started a newsletter for people with sensitive skin, largely because I get a lot of people getting in touch looking for information about it, and in particular sensitivity to methylisothiazolinone or […]

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A Quick Tip for Methylisothiazolinone Free Hair Dye

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

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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

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Phenoxyethanol

Phenoxyethanol is a preservative that hasn’t gathered a huge amount of attention until recently.  This is largely because of what it isn’t.  It isn’t a formaldehyde donor.  It isn’t particularly sensitising.  It has never been linked with cancer.  Basically it has kept its head down and nobody has taken a lot of notice of it.

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Synthetic or Natural Preservatives?

Deb asks whether natural preservatives are safer than synthetic ones. Hi Colin,  stumbled across your site somehow and so now have a question – I personally prefer to use “natural” preservatives (well actually prefer to make natural products with essential oils etc) over synthetic preservatives – the thought being that the synthetic preservatives may be

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