Surfactants

Formula round-up! Formulas & related posts for foaming pump bottles! (Updated January 21, 2021)

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I know it’s hard to find packaging right now, so it might seem strange that I’m writing posts for products that require a very specific bottle – the foaming pump bottle – but this is how I formulate. I get a new ingredient, I research it, create some formulas, then observe the formulas over time...

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Q&A: Why can cationic and anionic ingredients be used together in solid shampoo bars?

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In this month’s Q&A, Melinda asked, Why can cationic and anionic ingredients be used in solid (shampoo) bars? Normally, we don’t want to combine anionic (negatively charged) or cationic (positively charged) ingredients together as they’re opposite charges and don’t play well together. But we can make them work because we don’t have all that annoying water...

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#alltheingredients: Sodium cocoyl methyl isethionate (SCMI) – foamy, bubbly, lathery™ surfactant

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Let’s say hello to a new solid foamy, bubbly, lathery™ surfactant in my workshop – sodium cocoyl methyl isethionate (SCMI)! It’s an anionic (negatively charged), ester based, solid surfactant in flake form. (You might find it as Pureact SCMI-85 or Iselux SCMI.) It’s considered gentle to mild, and offers thick, dense, creamy, luxurious foam and...

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Questions from the recent Zoom workshop on shampoo bars: More questions!

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I’m still going through the chat log for the shampoo bar workshop we held on Sunday, June 14th, 2020 trying to answer the questions I might not have addressed. In today’s post, we’ll review a few general questions about the process of making shampoo bars! Ever wonder why it takes me so long to answer questions? I’ve...

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Questions from the recent Zoom workshop on shampoo bars: Adding emollients

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I’m still going through the chat log for the shampoo bar workshop we held on Sunday, June 14th, 2020 trying to answer the questions I might not have addressed. In today’s post, we’ll take a look at adding emollients and other moisturizers. Links for the entire series… In part one, we took a look at how to substitute...

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