#alltheingredients: Iota-Carrageenan (natural rheology modifier)

Yesterday, we met Genugel® G-130, kappa-carrageenan, which creates firm, brittle, solid gels. Today, let’s meet iota-carrageenan, an anionic or negatively charged thickener that creates soft, elastic gels. As a note, you’ll notice a lot of duplications from yesterday’s post, but there’s no point in re-writing something just to make it look different.  If you’ve ever...

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#alltheingredients: Genugel® G-130 – kappa-carrageenan (natural rheology modifier)

As a note, there are a few different kinds of carrageenans we can buy, the most common being iota-carrageenan or kappa-carageenan. I’ll be writing about both. If you’ve ever made jelly soap, you’ve probably used iota-karageenan, which creates soft, wiggly, elastic gels.  Genugel® G-130 carrageenan (kappa) is an anionic or negatively charged water dispersible thickener derived from...

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Esters: Stearyl palmitate, simple ester

We took some time away from the ester series over the holidays, but it’s time to get back to learning more about these awesome non-greasy, silky, glidy emollients. Let’s take a look at another simple ester, stearyl palmitate. As a note, you can find all the posts from this series in the emollients section of the blog....

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Experiments in the workshop: Blooming Jelly Cleanser from LV Lomas, working through the formula

Ina reminded me yesterday at our cosmetic chemistry coffee klatch that I hadn’t shared this formula, so I thought I should remedy this before the year is over!  Back in May, I met with Shannon of IMCD, a distributor of so many of the ingredients we use and adore, and I fell in love with...

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Esters: Cetyl palmitate, simple ester

Catch up on this series: Part one, the chemistry and nomenclature of esters; part two, types of esters and their sensory characteristics; and part three, chemistry of the sensory characteristics. We also took a look at the hydrolysis of esters, and simple esters!  Cetyl Palmitate is a simple ester, a white, waxy flake used as a...

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