Q&A

Q&A: How do I use n-acetyl glucosamine in heated emulsions?

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In this month’s Q&A, Susan asked, Happy day to you! I’m hoping you could tell me how to add n-acetyl glucosamine to heated emulsion face lotions. All I’ve found is that it should be dissolved in water and added to a formulation below 50˚C. Since we’re heating to 70˚C to make the emulsion this would bring...

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Q&A: Why can this company include water in their sugar scrubs? Why doesn’t it dissolve the sugar? (Updated June 2022)

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In this month’s Q&A, Sehrish asked, I want to know that as it is said in sugar body scrub we should not add water based ingredient. So how tree hut’s body scrub is made i am just curious that how it is made in the ingredients list there are sugar, glycerine, poly 20, aqua, oil based ingredients...

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Q&A: Modifying a quick refreshing scalp spray – part three, creating a salicylic acid spray, then comparing the three formulas we’ve created (formula)

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Welcome back to this short series in which we’re modifying a formula for a quick spray refresher I created back in 2017 intended to soothe, protect, condition, moisturize, and cool annoyed, itchy, or otherwise perturbed scalps. In part one, we created a formula removing the ingredients Tiba didn’t want to use. In part two,  let’s...

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Q&A: Modifying a quick refreshing scalp spray – part two, working with salicylic acid 

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Welcome back to this short series in which we’re modifying a formula for a quick spray refresher I created back in 2017 intended to soothe, protect, condition, moisturize, and cool annoyed, itchy, or otherwise perturbed scalps. Yesterday, we created a formula removing the ingredients Tiba didn’t want to use. Today, let’s take a look at...

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Q&A: Modifying a quick refreshing scalp spray – part one, altering the ingredients (formula)

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In the Q&A post, Tiba asked, I’d like to ask about salicylic acid toners. I want to make a toner that decreases oiliness of scalp, sprayed 10-15 minutes before bath time on scalp. My only experience with formulating is making Salicylic acid with ethanol 99% (absolute alcohol), TCA (?) with purified water. But for the scalp...

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