Lotions

Some thoughts on what you could do for a 99% natural, emulsified cucumber body butter (Simulgreen 18-2)

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If the idea of a cucumber body butter appeals to you, but you didn’t want to create the separated, contaminated mess we met in HGTV’s seriously awful recipe, join me now to make an emulsified body butter using a few different cucumber extracts. We took a look at making anhydrous or non-water containing formulas for...

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Another installment of “for the love of God, please don’t make this!” – HGTV’s homemade cucumber body butter

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Why does Mother’s Day bring out the worst possible formulas for bath & body products from companies who have no business sharing them? Last year we had the wet tea leaf contamination extravaganza from David’s Tea: This year, HGTV put out this recipe for “homemade cucumber body butter”. You can find my post from Facebook...

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Members’ Q&A: How to administer tests on emulsions for stability?

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In the April Q&A, Tash asked: I like mucking about with things to see if I can break them. I’ve done it previously by deliberately contaminating my emulsified sugar scrub with bread, fish tank water etc to see how well the preservative system held up. So I was interested to read about the freeze-thaw test in the...

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Members’ Q&A: Formulating an oil free moisturizer? And a huge aside on polarity and solubility

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In the April Q&A, Kelly asked: I’m looking through some of the prior ezines as I need to create an oil free body moisturizer. I’m planning to start fake baking, spray tanning! All recommendations point out that to get lasting results, and less streaking etc, that an oil free moisturizer is best suited. If you have...

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Viscosity!

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In these posts on surfactants I’ve been writing recently, I’ve mentioned viscosity quite a lot, so I thought we should take a look at this concept. The easy way to think about viscosity is about the thickness of a fluid. Water has low viscosity while something like glycerin has a higher viscosity. I liked this...

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