Chemistry Thursday: Triglycerides – working with iodine values, then creating our own reference charts, part 40

A white weighing boat contains off white chunks of murumuru butter. It sits on a brown coffee table.

Welcome back to this introduction to cosmetic chemistry course! Let’s continue our investigation into triglycerides with part 40 by looking a bit more at iodine values and what we can learn from them, then we’ll create some reference charts based on all the things we’ve learned so far. An important note about this series –...

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Important note on not using Pyrex jugs for products with extreme temperature changes, like we might do with emulsified scrubs or whipped butters! 

A large Pyrex jug sits on a brown counter with various ingredients and bottles nearby. The Pyrex jug contains a coffee butter emulsified sugar scrub that has been whipped and looks quite lovely.

I’ve shared formulas here on the site – like emulsified sugar scrubs or anhydrous whipped butters – in which I tell you to melt the ingredients to above 70°C (158°F) or to liquid, then pop it in the freezer to solidify before mixing. And I’m here to warn you away from using Pyrex jugs we’d...

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Welcome to November 2025!

A collage of dogs in Halloween costumes from my dog Sasja's day care.

Welcome to November! I know Halloween was yesterday, but I had to share this photo of Sasja’s friends at day care in their costumes. (Sasja is the middle left in her orange pumpkin shirt.) Aren’t they adorable? Oh my gosh, I think broke an another record for how many words I published last month – … Read more

Innovation subscribers – check out this coupon from Windy Point Soap Making Supplies!

Are we lucky or what? Once again this month, Windy Point Soap Making Supplies in Calgary is offering you, my lovely readers, a coupon code to get all kinds of wonderful things for less! Want a few ideas on what you can buy there? If you’re interested in making the 10 minute lotions with cold emulsifiers I...

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