Sunday, November 13, 2011Choosing your cosmetics well

Preservatives

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A preservative is needed in every cosmetic product: it prevents the development of microbes, making the product safe for use and for the user. Its efficiency comes both from its broad spectrum against microbes (efficient against Gram+ and Gram- bacteria) and its antifungi effect (preventing the fungi development or mould presence …).

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Among the substances listed as preservatives as per the regulation, some are known to be both efficient and risk-free. Others are more controversial, linked to undesirable effects , are sometimes irritating , allergenic or may be potentially toxic to the organism.

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