Cosmetic chemistry

Triglycerides: Why coconut oil & shea butter don’t mix! Part one!

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In our short series on the “terrible recipe” for a pumpkin spice anhydrous body butter with actual pumpkin puree and in the post on making a lovely pumpkin spice themed body butter without pumpkin puree, I mentioned that I wouldn’t use coconut oil in an anhydrous product like these with shea butter because they don’t...

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Cosmetic chemistry terms: Structuring agent (also known as thickeners)

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This is a term you’ll be seeing quite a bit on the blog in the future, so let’s take a look at what this means. As a note, I’ve added a shorter version of this post into the glossary so it’ll come up in ever post from now on as a clickable link.  A structuring...

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Let’s talk about specific gravity (relative density or specific density) – part three, using it to measure fragrance oils and products

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Welcome back to this series in which we’re learning more about specific density of our ingredients and why it matters. In part one, we talked about what specific gravity (relative density or specific density) meant, then we took a look at how we might make an anhydrous facial serum using these concepts. In part two, we looked...

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Let’s talk about specific gravity (relative density or specific density) – part two, using it to figure out how much foaming hand cleanser to make!

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Welcome back to this series in which we’re learning more about specific density of our ingredients and why it matters. Yesterday, we talked about what specific gravity (relative density or specific density) meant, then we took a look at how we might make an anhydrous facial serum using these concepts. Today, let’s take a look at...

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Let’s talk about specific gravity (relative density or specific density) – part one, what is it and how can we use it to make an awesome facial serum?

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Welcome to part one of a short, three part series on specific gravity! We’ll be taking a look at what this concept is, what it means for our products, how to use it to create a facial serum and foaming hand cleanser, and how it impacts fragrance oils. First, what is specific gravity? “Relative density, specific...

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