Newbie Tuesday: Facial cleansers – the pH of our ingredients

One more thing before we get to the details of our various surfactants…Let’s take a look at the importance of the pH of our products.Our skin has an acid mantle, which is a fine, slightly acidic film with a pH of 4.7 to 5.9, which acts as a barrier to bacteria, viruses, and other icky…...

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