Q&A: Creating conditioners that add volume and retain curls? Creating rinse off conditioners with stearamidopropyl dimethylamine – another formula

Yesterday, we took another look at stearamidopropyl dimethylamine and how to use it in formulas for fine or curly hair to retain volume and reduce that feeling of being weighed down. Today, let’s modify that formula to include some other things we like for our hair. We need to use some kind of fatty alcohol...

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Q&A: Why do people use apple cider vinegar rinse after washing with alkaline products? Why not just make the shampoo bars with very low pH? (Tons of information about hair chemistry and shampoo bars…)

In the July Q&A post, I live in an area with very hard water, and I’ve heard that could cause a problem when using shampoo bars. I’ve also heard about apple cider vinegar rinse, which does not sound too pleasant to me. Would you shine more light on this? Does the vinegar rinse work because of...

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Subscribers’ exclusive: Potential duplication for Perfectly Gentle shampoo from The Honest Company (part five)

We made it! We have a few more things to think about, then it’s formula time! To recap – part one, part two, part three, and part four – but the most important parts of this product are the surfactants, those bubbly, lathery, foamy things that make the shampoo do its magic! Water (Aqua), Cocamidopropyl Hydroxysultaine,...

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Subscribers’ exclusive: Potential duplication for Perfectly Gentle shampoo from The Honest Company (part four)

We’ve been having some fun analyzing the ingredient list for this shampoo – part one, part two, and part three – but the most important parts of this product are the surfactants, those bubbly, lathery, foamy things that make the shampoo do its magic! I think it would be easier to use a blend or...

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Subscribers’ exclusive: Potential duplication for Perfectly Gentle shampoo from The Honest Company (part three)

We’ve been having fun thinking about how we might duplicate the Perfectly Gentle shampoo from The Honest Company, so let’s keep going! Woo! We’ve obtained a complete ingredient list with INCI names and we’ve analyzed each ingredient. Click here for part one, and click here for part two. What do we have here, then? We have a...

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Subscribers’ exclusive: Potential duplication for Perfectly Gentle shampoo from The Honest Company (part two)

Yesterday, we started our review of the ingredient list for The Honest Company Perfectly Gentle Shampoo. Let’s continue! Water (Aqua), Cocamidopropyl Hydroxysultaine, Sodium Laurylglucosides Hydroxypropylsulfonate, Sodium Methyl Cocoyl Taurate, Sodium Chloride, Sodium Lauryl Glucose Carboxylate, Citrus Aurantium Dulcis (Orange) Peel Extract, Citrus Reticulata (Tangerine) Peel Extract, Vanilla Planifolia Fruit Extract, Calendula Officinalis Flower Extract*, Chamomilla...

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Subscribers’ exclusive: Potential duplication for Perfectly Gentle shampoo from The Honest Company (part one)

In the July duplicating post, Kelley asked, “My very favorite shampoo is Perfectly Gentle from The Honest Company. It is a lower-foaming shampoo that is extremely gentle as advertised. So far it’s the best shampoo to wash my very fine, sort of greasy, long hair almost every day. (And my hair has always looked better...

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The new e-book is here – Shampoo bars you will love: Creating pH balanced bars

I’ve been working on this feverishly for weeks, but it’s finally ready: My new e-book, Shampoo bars you will love: Creating pH balanced bars! The write up: This new, special edition of Adventures in Cosmetic Chemistry delves into how to make pH balanced shampoo bars using liquid and powdered surfactants, and all kinds of other...

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For my subscribers $3 and up, here’s a discount code for my new e-book, Shampoo bars you will love

I’ve just released a special issue of Adventures in Cosmetic Chemistry: Shampoo Bars You Will Love: Creating pH balanced bars. This is not this month’s e-zine; this is a special one I decided to write in light of all the shampoo bar formulas I’m seeing lately that aren’t pH balanced. The write up: This new,...

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Subscribers’ Q&A: Why does my hair feel nicer with shampoo bars? And why can’t we use Incroquat BTMS-50 in a liquid shampoo?

In the June Q&A, Melanie asked: I have a question about shampoo. I have been making your basic shampoo recipe. I then became intrigued by the concept of shampoo bars. I made some and find they are so much nicer on my processed hair, which tends to be dry. I do however, find a liquid more...

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