Tips & techniques: Don’t wash your packaging before use!

A quick tip for you: You don’t need to clean your packaging before you use it. Putting your bottles and jars into a dishwasher before you use them for products can introduce contamination. Using dishwashing soap and a bottle cleaner can leave residue. There may be water in places you don’t expect and that can...

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Demythifying the myths: A super simple method to melt BTMS in a double boiler!

There’s this weird idea out there in the DIY world that we can’t easily melt ingredients that contain behentrimonium methosulfate (BTMS), found in Incroquat BTMS-50, Incroquat BTMS-25, Rita BTMS-225, and many BTMS emulsifiers, in a double boiler. It seems that no matter how times I demonstrate it in a class or Zoom meeting or post,...

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Let’s talk about making substitutions for preservatives in my formulas! (Very long post!)

This is a long post that didn’t have a logical place to make cuts, so rather than spend time re-writing it, here’s a few days of posts in one!  For a while now, I’ve shared charts with you so you can make substitutions for the preservatives that you have in your workshop if you can’t...

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Let’s talk about potential restrictions on preservatives!

Six plastic bottles containing preservatives sit atop a metal plate on a digital scale

There may be restrictions on certain preservatives in your part of the world, something to keep in mind when you’re following formulas or creating new ones. I do my best to keep up to date on these things, but I can’t possibly know every single restriction outside of Canada or the USA because I only...

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Q&A: What’s the process to thicken surfactants with salt?

In the monthly Q&A, Chavi asked, Hi Susan, I often see you mention if a surfactant blend can be thickened with salt. Could you describe the actual process of thickening with salt? Thanks! Adding salt – sodium chloride, table salt – is a good way to thicken certain surfactants and blends! It does this in two...

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