Preservatives: Parabens

Yesterday we took a look at organic acids, including benzoic acid. This is the category under which parabens fall, as they are para-hydroxybenzoic acids. There are five parabens we find in cosmetic products – methylparaben, ethylparaben, propylparaben, butylparaben, and benzylparaben – and two isomers – isopropylparaben and isobutylparaben – and the position of the functional…

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