Chemistry Thursday: Triglycerides – how they pack together to create different kinds of crystals and the impact on melting point, part 41

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Welcome back to this introduction to cosmetic chemistry course! Let’s continue our investigation into triglycerides with part 41 by looking at how triglycerides pack together and why that’s important. An important note about this series – it’s here for life. It isn’t going anywhere. If you want to take a break or take a few...

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My new e-book, Substituting cocoa butter: Anhydrous and emulsified formulas, is here!

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Sorry for the delay, but I’m so happy to share this new e-book for October 2025 with you – Substituting cocoa butter: Anhydrous and emulsified formulas (issue 8)! Woo hoo! Don’t stop making awesome things because you can’t find cocoa butter at our suppliers’ shops – learn how to make substitutions with my new e-book! … Read more

I’m taking the rest of the week off, so there’s no Chemistry Thursday or Formulating Friday posts…

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A small black and white Havanese dog wearing a pink harness stands on a black table with a tablecloth with her tongue out.

Hi everyone! Hope you’re doing well! I don’t have Chemistry Thursday or Formulating Friday posts this week as I’m still having a hard time with my health and didn’t get time to finish what I wanted to share. My arms are doing better – yay! – but I’m just so fatigued. The October e-book is … Read more

Better crafting through chemistry: Stearic acid (updated for 2025)

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Stearic acid in a tin plate, which is a white flaky solid.

Oh, stearic acid, how we love you as a thickener! Inexpensive and multi-functional, you make a lotion become a decadent cream! Stearic acid is a saturated, long chain fatty acid with 18 carbon molecules, which is to say it is a chain of carbons and hydrogens with a carboxyl group (that COOH you see at...

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