Q&A

Q&A: Can we use food grade herbal supplements in our skin care products?

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In the February Q&A, Marina asked, Hello, Susan (and everyone else!), what’s your opinion on using dry herbal extracts being sold for health supplements for skin care? Horse chestnut extract sounds intriguing to me, which I first found at New Directions Aromatics. Because of higher shipping cost and minimum order fee from NDA, I looked for...

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Originally on Patreon: Q&A: What’s the meaning of positive or negative charge?

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In this post, How can we adapt our formulas to be more natural: Gelling agents, Catherin asked: What is the meaning of positive and negative charge? I wrote about this topic in this post on the blog – Anionic, cationic, and non-ionic– but I realized I’ve learned so much since 2011 and there are so...

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Q&A: Are there any non-non-ionic emulsifiers? How to use parabens in non-ionic products?

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In the December Q&A, Mia Makes Things noticed, Something I just noticed… So non-ionic solubillizers and emulsifiers can deactivate paraben-based preservatives… but I have yet to come across a solubilizer or emulsifier (O/W or W/O) that is *not* non-ionic. So how do people manage to use paraben-based preservatives, like Germaben II or Phenonip, in any product?...

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Q&A quickie: Why do my conditioner bars look like this?

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In this post on conditioner bars – Weekend Wonderings: All about conditioner bars – Cassandra asked, I’ve been making these conditioner bars and sometimes they do this. Why? They cooled too slowly and were probably on a surface that was bumped a little, even something as simple as writing something down and jiggling the table...

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Q&A: Can you help me create a stable version of this leave in conditioner? 

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In the November Q&A, Melanie asked: I have made your Swift’s Favourite Winter Time Leave in Conditioner with Incroquat CR with some modifications depending on what I have available, and I increase the BTMS because my hair is processed. I love the end product, but I find it pretty much always separates. The formula I use...

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