Demythifying the myths: Are Germall Plus and Germaben II preservatives banned?

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

You may have heard Washington state, USA, has banned Germall Plus (liquid and powder, Germaben II, and TRIstat D2, so let’s get into what all of this means. Before we start… You can learn even more in the massive preservatives section of this site, found under the “ingredients” tab in the menu bar. I’ve written...

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Chemistry: More on glycerin and glycols (alcohols) and why this matters to cosmetic chemistry, including preservative boosting – part 15

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This is the proper photo of propanediol 1,3, a clear liquid in a plastic 30 ml cup on the brown countertop.

Welcome to part fifteen of this series on learning chemistry! In part one, we looked at the resources and materials we need to study chemistry. In part two, we learned the parts of an atom – protons, neutrons, and electrons! In part three, we learned about ions and valence shells. In part four, we learned...

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Hey Innovation subscribers! The April e-book coupon code is here!

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Hi everyone! Thanks for subscribing with us for the month of April! The e-book is here! It’s a huge e-book – 147 pages. As part one of a series on esters with formulas and profiles on all the solid esters. There are a number of formulas (or formulae if you’re old school) including solid, anhydrous...

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Updated: Beginners’ information round up with a free downloadable e-book!

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Do you want to get started making all kinds of amazing products?  Do you want the fun and satisfaction of making your own things and fragrancing them how you want? Are you looking for something to add to your table during markets or holiday pop ups? Or whatever other reason you have to want to...

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Chemistry: Chemistry Thursday beginners’ series – questions!

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As we work through our Chemistry Thursday introduction to chemistry series, you’ve got questions! Let’s take a look at a few of these in this post! Susan asked, If a molecule has 4 electrons in the valance shell how do you know whether it wants to collect 4 more or dump 4? Thanks. (From part...

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