Chemistry Thursday: The Bancroft rule

While looking at the comments section looking for questions I could answer, I found a link to the Bancroft rule, and I thought I should post it here. (I can’t remember who suggested this, sorry, but you are awesome!) The Bancroft rule states: “The phase in which an emulsifier is more soluble constitutes the continuous...

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Experiments in the workshop: Leave in conditioner with volumizing complex (updated)

As I’ve mentioned in the past, The Formulator Sample Shop sent me a bunch of really lovely ingredients with which I could experiment, and I’ve been playing with them one by one in various products. I thought I’d try using their volumizing complex in my leave in conditioner. The INCI for this product is Water &...

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Facial cleansers: Creating a low surfactant facial cleanser

I’ve had a few people comment that I use a high concentation of surfactants in my products, so I set out to create a foaming facial cleanser that had low levels of extremely mild surfactants I could use after my Viking workout when I’ve recently washed my face. I also thought it would be a...

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Experiments in the workshop: A 3-in-1 that might be great for swimmers

I’ve always loved swimming and being in the water, and Raymond is finally enjoying it, too. We both want something to protect our hair from the chemicals we find in a pool, mainly chlorine, as I’ve noticed that my hair is a little trashed those weeks I go every day! There are three things that...

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Weekend wonderings: Chemical and physical exfoliants together in a facial scrub, using sodium lactate, making shampoo, and hair treatments

In this post, Julie asks:  I was wondering if it would be too abrasive to use a chemical exfoliant together with a physical exfoliant? I’d like to do a SA surfactant based facial scrub with a gentle exfoliator, like jojoba beads or something. What do you think? It depends upon your skin type. I’ve tried it...

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