Member exclusive Q&A: How to use many extracts in a product?

In June’s Q&A thread, Laura asked: Question about botanical extracts: I want to avoid using liquid extracts because may contain Phenoxyethanol and my clients DO NOT want it. Nor do they want Sodium Benzoate. There are not many available preserved with Leucidal Liquid. I do use some powdered extracts, but they tend to not dissolve,...

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A point of interest: Solubilizers aren’t emulsifiers…

At least once a week I have someone stop by the blog to ask why the product they’re trying to make with polysorbate 80 is separating. Upon further investigation, it turns out they are trying to use a solubilizer – mostly polysorbate 80 – as an emulsifier. Polysorbate 20 and 80, PEG-40 hydrogenated castor oil,...

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Weekend Wonderings: Adding sodium chloride to a shampoo? Ingredients for oily hair? (Information on the salt curve!)

In this post, Conditioning shampoo bars for oily hair, Tracey asked: I’m curious if anyone knows how to go about adding sodium chloride to a shampoo bar? I happened to see Lush does this with one of their bars and my daughter has very oily hair. I’ve made a few different oily hair shampoos that I...

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Weekday Wonderings: How to use a solubilizer or Natrasorb Bath in a bath bomb?

I’m still working through all your comments and messages, so here are a few more… In this post, Back to Basics: Bath bombs, Vintage Blue asked: I have to say after trying so many recipe I absolutely love yours. Now I’d hate to mess with perfection but I gotta ask. If I wanted to add...

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Weekend Wonderings: How to include an oil soluble ingredient in a surfactant based product, like a shampoo?

In this post, Creating a daily use shampoo, longqtruong asks, You have dimethicone in your daily shampoo formula which is not water soluble. Do we need a solubilizer or emulsion system to make this work? The short answer is probably not. The longer answer is as follows… You’re right: The forms of dimethicone I’ve been...

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