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

Formulating Friday cold process emulsifier series: SEPILIFE™ NUDE and SIMULGEL™️ EG – increasing the viscosity by increasing the emulsifier and making different emollient choices (part 6 with formulas)

Two lotions on white plastic plates on the metal plate of a digital scale, both using SEPILIFE™ NUDE emulsifier. One is the sugared lemon body yogurt, the other a honeyed body custard. Both are white and thickened.

Welcome to part six of this series/course – Formulating Friday cold process emulsifier series – in which we’ll look at how to increase the viscosity of the formula by increasing the emulsifier and making different emollient choices (part 6 with formulas) Are you playing along? Have you made anything yet? What did you think? What...

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Chemistry Thursday, part 39 – triglycerides and their impact on physical and sensory characteristics of emollients, part 39

A cup of lightly green coloured grassed oil in a shot glass on top of a clear plastic riser.

Welcome back to this introduction to cosmetic chemistry course! Let’s continue our investigation into triglycerides with part 39 of this series. In today’s post, we’re looking at the impact of triglycerides on the physical and sensory characteristics. We’re also looking at iodine values and how we can use those, then we’re taking a side journey...

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Hey $10 subscribers, the e-book – how to make substitutions for cocoa butter – will be late this month, but there’s a coupon here!

Hey everyone, I’ve had a really bad few weeks healthwise – just chronic illness kind of things, nothing deadly or virulent – and the e-book is running late. It’s all about how to make substitutions for cocoa butter, and although I’m on page 85 right now, there’s still so much to do. I need to...

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Formulating Friday cold process emulsifier series: SEPILIFE™ NUDE and SIMULGEL™️ EG – adding some actives and increasing the emulsifiers (part 5 with formulas)

Welcome to part five of this series/course – Formulating Friday cold process emulsifier series – in which we’ll be creating a 2% emulsions with the humectants from last week with a few active ingredients, like panthenol, niacinamide, and allantoin. We’ll be adapting the formula to include a heated water phase as well. First, we’ll look...

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