#alltheingredients: Foaming apple surfactant (sodium cocoyl apple amino acids) – surfactant

Foaming apple surfactant (INCI: Sodium Cocoyl Apple Amino Acids) is a foamy, bubbly, lathery surfactant derived from – wait for it… – apples! It’s a very mild surfactant with a neutral pH, great for all skin types, but especially sensitive or dry types. Because it has a neutral pH of 6.5 to 7.5, it works well...

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Esters: Cetyl ricinoleate – 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 ricinoleate is derived from ricinoleic acid from castor oil, so it’s a palm-free...

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#alltheingredients: Cream of tartar (INCI: potassium bitartrate)

I’m shocked I’ve never written about this ingredient before, so let’s rectify that mistake, eh? Cream of tartar is an an acidic ingredient also known as potassium bitartrate or potassium hydrogen tartrate* derived from wine making, and used a few different ways in cooking and creating bath and body products. We use it as a...

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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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#alltheingredients: Azelaic Acid

In the October Q&A post, Chelsea asked, Hey swift – I am super interested in azelaic acid and some in general information about it. I made sure to to check via the search first and didn’t produce results; though I hope I didnt accidentally miss this ingredient info on the blog. Thank you much for...

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