Q&A

Q&A: Why don’t we use water in shampoo bars?

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Photo taken when we were in Paris, France, for In Cosmetics, 2019. The formula is in French, but we can see it has – in order – sodium cocoyl isethionate (SCI), sodium coco sulfate (SCS), mineral water, fragrance (raspberry), fragrance (cherry), and colourant. If you’re a shampoo bar maker, you might note this is a...

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Q&A: What can we do to make the floor less slippery after using an emulsified scrub?

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In this month’s Q&A, Eliza asked, I’ve just prescribed with your blog😊. I am working on emulsified body sugar scrubs. I have tried your recipe emulsified scrub with BTMS. I love the feeling of the skin after this scrub, it’s moisturised and supple. I love this emulsifier on a skin. But the shower floor is quite...

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Q&A: Using liposomes and Penstia powder together in a formula?

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In this month’s Q&A, Jaime asked, Hello. I find formulas that I make with Sepimax ZEN and Sepinov EMT 10 to be a bit sticky. I am wanting to add penstia powder to help but it states it requires high shear. My concern is the formula has Fision Hydrate and Liposomes which don’t like high...

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Q&A: Questions about Azelaic Acid?

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In the December Q&A, Kristina asked, Hi Susan!! I have a question about azelaic acid. In your blog post #alltheingredients: Azelaic Acid, you note that it is recommended that it be added to the cool down phase below 40˚C, but earlier in the post you note that Corum states that it has a melting point...

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Q&A: How much Olivem 1000 or Montanov 68 to use in a balm-to-milk cleanser?

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In the December Q&A, Nancy asked, Hi, I’m new here and I’m just starting to navigate all of this info! I have a question about using Olivem 1000 or Montanov 68 MB in a balm to milk cleanser. The suggested usage rates on suppliers websites only show the rates when used in emulsions. I am researching formulas and...

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