Using powdered surfactants like SCI or SLSa in liquid products

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

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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Discussion: What do you wish you’d have known when you started making products?

I remember being so excited when I started making products, and I had to make every formula I found. I would sit at the coffee shop near my office every morning to plan out what I’d make next. I would find a formula – something like sweet almond & aloe hand lotion – and I’d...

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Q&A: Why don’t we adapt a formula when we use a powdered versus liquid ingredient?

Yesterday’s question relates well to the one posted posed on Patreon by Omitade:  I have a very basic question, probably answered somewhere. I recently purchased Panthenol Liquid and what I realized is that I don’t really understand how the recipe changes when you use liquid or dry ingredient of the same thing.  I make a lotion...

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Weekend Wondering: Measuring essential oils in drops?

I’m still working my way through my e-mail and comments. I’m currently on Novemer 19th for comments and in early November for mail. Thank you for your continued patience.  In this post, Preservatives, tafchk asks: How do you know how many drops to use for a given percentage please? The short answer is that we...

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