Month: October 2018

Surfactants: Cleansing descriptions and increasing mildness – concentration and altering the shape, size, and packing of micelles

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In our post on Wednesday, we took a look at a few ways we might define what it means for a surfactant to be classified as gentle, mild, or harsh. Thursday, we took a look at how micelles, critical micelle concentration, and other ingredients have an impact on surfactant classification. And on Friday, we took a...

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Updates: Classes, courses, retreats, my friend Hamsa, and duplications

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Hi everyone! Thanks for continuing to join me on the blog! So much has been going on around here lately, so I thought I’d share some updates… I’m teaching at Windy Point Soap in Calgary from November 2nd to 10th, which is very exciting! I can’t wait to see my friends, Michele and Keith, and...

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Surfactants: Cleansing descriptions and increasing mildness – active surfactant matter and irritation potential

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In our post on Wednesday, we took a look at a few ways we might define what it means for a surfactant to be classified as gentle, mild, or harsh. Yesterday, we took a look at how micelles, critical micelle concentration, and other ingredients have an impact on surfactant classification. Today, let’s consider a few...

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Surfactants: Cleansing descriptions and increasing mildness – micelles

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Micelles are a super important part of surfactant mildness, so let’s take a look at what they are and why we should care. Micelles are defined as “an aggregate of surfactant molecules dispersed in a liquid colloid”. A colloid is a type of mixture in which one substance is evenly dispersed throughout another. There’s generally...

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Surfactants: Cleansing descriptions and increasing mildness – introduction

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In this post, The new e-zine, Surfactants: Making Foaming Facial Cleansers, Marta asked: Would you explain the different cleansing descriptions in relative terms the next time you’re discussing surfactants? Is gentle less irritating than mild or the other way around? In “Surfactants: A Reference Guide,” sodium cocoyl isethionate has mild to gentle cleansing while Miracare Soft...

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