Emollient

Formulating with hydrogenated butters: Lime butter

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As I mentioned back in September, I bought a lot of lime butter by accident, so I’ve been formulating with it quite a bit lately. Let’s take a look at this ingredient and other hydrogenated oils/butters before we formulate with it. Lime butter – INCI: Citrus Latifolia Oil (and) Hydrogenated Vegetable Oil (and) Tocopherol, according...

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Emollients you will love: Sacha Inchi (Plukentia Volubilis) Seed Oil 

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In the September Q&A, Charlette asked: This formulating obsession makes me less sad to see the coming end of gardening (which brings me much happiness!). I used to dread the inevitable next few months–but now don’t mind so much! My question is about a new ingredient offered by Lotioncrafters which sounds intriguing. The oil is called...

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What should I make with all this lime butter?

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So, I’m a bit of an idiot. I was ordering a few things from New Directions Aromatics, and didn’t want to incur their “small order” fee ($100 is not small!) so I threw some lime butter into my basket. And when it came, it turns out I bought a kilogram of it! Thank goodness it...

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Considering the effect of different combinations of oils & butters in a basic lotion

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Let’s take some time today to see how this all comes together in choosing butters and oils for our lotions! Defining some scientific terms: Solubility, viscosity, surface tension, and interfaces Defining some scientific terms: Contact angle, wetting, refractive index, and specific gravity Defining some cosmetic chemistry terms: Spreadability, play time, cushion, drag, and melt point...

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Why is the cosmetic formulator concerned with solubility, viscosity, surface tension, contact angles, wetting, refractive index, specific gravity, spreadability, play time, cushion, drag, and melting point?

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Three bottles sit on a green tablecloth. There's a bottle of pomegranate oil on the left; babassu oil in the middle; and evening primrose oil on the right.

I thought we’d take some time to process what we’ve learned over the last few days about these very interesting concepts by considering some emollient combinations. Defining some scientific terms: Solubility, viscosity, surface tension, and interfaces Defining some scientific terms: Contact angle, wetting, refractive index, and specific gravity Defining some cosmetic chemistry terms: Spreadability, play...

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