Using powdered surfactants like SCI or SLSa in liquid products

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I’ve been receiving quite a number of questions over the last few months about adding solid surfactants like sodium cocoyl isethionate (SCI) and sodium lauryl sulfoacetate (SLSa) to liquid products, like bubble baths or body washes. The short answer is that you can’t incorporate these powders well into liquid products as they will either re-solidify...

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A few thoughts and a digest of posts February 7th to February 11th, 2018

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I’m sorry I haven’t written more this week, but my lower back/hip has been killing me, making it hard to sit up or even balance my laptop on my knees in bed. I had to cancel at class at Voyageur Soap & Candle yesterday as I can’t stand for long periods of time, which was...

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Member exclusive Q&A: How to thicken oils that won’t be greasy? Beeswax, cera bellina, and Lipidthix

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In the February Q&A, Sharon asked: Can you give some helpful hints on thickening an oil that is not greasy and would not need an emulsifier? I am look for an anhydrous answer. I have tried shea butter but it is too greasy. Shea butter by its very nature is a greasy ingredient, so anything...

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Member exclusive Q&A: How to add Penstia powder or silica microspheres to lotions? How to modify a lotion for the summer? Where to get misters? (updated)

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In the February Q&A. Christina asked: With warmer with warmer weather coming on, my facial moisturizers are feeling more greasy. I want some oils, and use squalane and some others. Can I just add some microsilica or penstia powder to take out the greasiness? The moisturizers I have contain lovely peptides,etc. I really like them in...

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Discussion: How do you clean up after a day of formulating?

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In the post, Discussion: How do you sanitize your workspace before formulating, Sarah wondered: Does anyone here have a favorite grease-cutting cleanser/method for cleaning little glass bottles and jars? I’ve tried very hot water, dish detergent and d-Limonene, but it still took many round of cleaning and I still don’t think it’s enough…am I going to...

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