Preservatives

Q&A: Do we need to add extra preservative to an exfoliating scrub to cover the extra exfoliants?

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In the monthly Q&A, JimmieTF asked, Hi Susan, I’ve made 2 sugar scrub bases, one with sodium cocoyl isethionate or SCI (it’s thick like syrup, so it does not separate) and one with SCS (sodium coco sulfate), and both of course have a preservative in them. Optiphen Plus (INCI: Phenoxyethanol (and) Caprylyl Glycol (and) Sorbic...

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Q&A: What’s up with this preservative, AntiMicro Banana (INCI: Musa Sapientum (Banana) Leaf/Trunk Extract)?

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In the monthly Q&A, Chyrsslyn asked, Susan! I was just browsing MakingCosmetics’ preserivatives section and found this. I’m dying to know what you think/can find out about its efficacy. It claims to be broad spectrum. Product: AntiMicro Banana (INCI: Musa Sapientum (Banana) Leaf/Trunk Extract) CAS: 7732-18-5, 89957-82-4 Description: 100% plant derived preservative made of parts of...

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Preservatives: A few terms to know like -static vs. -cidal, minimum inhibitory concentration (MIC), and minimum lethal concentration (MLC)

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Before we take a look at a new preservative, AntiMicro Banana (INCI: Musa Sapientum (Banana) Leaf/Trunk Extract), I thought we’d take a moment to look at a few terms we might want to know about these types of ingredients… Before we start You might want to take a look at this post – What are...

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Creating a blueberry, carob, yucca & cornsilk conditioning shampoo for oily hair (part three): Product protecting ingredients! 

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Six plastic bottles containing preservatives sit atop a metal plate on a digital scale

Welcome back to this four part series in which we’re making a shampoo filled with a veritable botanical bounty of fantastic ingredients for normal to oily hair! In part one, Creating a blueberry, carob, yucca & cornsilk conditioning shampoo for oily hair (part one): Overview and choosing surfactants!, we looked at what it meant to...

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Let’s talk about making substitutions for preservatives in my formulas! (Very long post!)

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This is a long post that didn’t have a logical place to make cuts, so rather than spend time re-writing it, here’s a few days of posts in one!  For a while now, I’ve shared charts with you so you can make substitutions for the preservatives that you have in your workshop if you can’t...

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