Confusion about cetrimonium chloride (updated)

As you know, I’m a huge fan of cetrimonium chloride – short form, cetac – in my conditioners, and I seem to put it in every phase possible. But which is the best phase… Here’s the official word from the Handbook of Cosmetic Science & Technology, second edition, page 413… The length and number of...

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Formulating for dry skin: Moisturizers continued

Wow, I’m really overscheduling myself when I don’t have time to write posts in the morning! I must work on my boundaries!  What else can we do with a moisturizer for dry skin? Yesterday we made a nice moisturizer filled with wonderful oils and humectants, and you can tweak this to your heart’s content. Let’s...

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