pH

Weekend Wonderings: pH with willow bark extract, using Optiphen ND with proteins or goat’s milk, and some administrative things

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DOES WILLOW BARK EXTRACT NEED A LOWER pH?In this post on white willow bark, Heela asks: I wonder if this needs to be in a product that has a pH between 3-4 like traditional salicylic acid? Also, if it is in a higher pH formulation, does the salicylic acid become neutralized or can you drop the...

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(Long) Weekend Wonderings: Altering the pH of our products, freezing fragrance oils, and using butylene glycol as a co-preservative

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ALTERING THE pH OF OUR PRODUCTSIn the Weekend Wonderings comment post, Liz asks: First off I have to say your blog is so informative- you are my bath and body hero! And I have a question for you, with summer coming up I wanted to make a sunless tanning lotion. I bought some Dihydroxyacetone and Erythrulose...

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Weekend Wonderings: Magacamianussol?, new ingredients, and the importance of pH in a shampoo

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Have a weekend wondering? Have a question for which you can’t find an answer or something that’s been bugging you for weeks? Visit this post and share your weekend wondering with us! DOES ANYONE KNOW WHAT MAGACAMIANUSSOL MIGHT BE?In this post, Lise asks: Have you ever come across this ingredient: Magacamianussöl (from an ingredients list...

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Chemistry Thursday on Friday: Let’s take a look at pH

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pH is so important when it comes to creating rinse off and leave in products, especially facial products or those based on foaming and lathery surfactants. Using a product with an out of whack pH on our skin can lead to an increase in scaling, a decrease in hydration, and a possible increase in bacterial...

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Question: Can you use castille soap as a facial cleanser?

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I’ve had quite a few comments or e-mails about this topic – can you use your hand made soap as a facial cleanser? – and yes, you can use castille soap as a facial cleanser. It’s lovely stuff and cleans nicely! However… Our skin has a pH between 4.7 and 5.5, and we generally formulate...

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