Weekend Wonderings: Using salicylic acid without alcohol and making a face cream absorb better

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In the Weekend Wondering post, Topher asks: I want to create a 2% salicylic acid toner without alcohol. I noticed that in your toner recipes you do not use alcohol, yet the SA is completely dissolved. How do you do this?  To be honest, I use white willow bark most of the time because I don’t...

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Weekend Wonderings: Product contamination and jars, cetyl alcohol and substantivity, and freezing our ingredients

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In this post on how much cetyl alcohol to add to BTMS-25, Rosi asks: Will our leave in conditioner get contaminated if we keep sticking our hand into it and applying to hair? Maybe. I’m always apprehensive about sticking my hand or fingers into any of my products because you never know what is lurking on...

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Making deodorants – links and a few thoughts

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It’s funny that this really hasn’t come up much in the last few years, but there seems to be an interest in making our own deodorants again. Updated links! Deodorants: An aside and information on sodium stearate Deodorants: A formula with alcohol and propylene glycol Tinosan SDC Deodorants: A formula with glycerin and water Deodorants:...

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A few thoughts for June 20th, including those about making summer products, learning more about sunscreens, not making sunscreens, considering allergens, regulating the cosmetics industry, and pictures of chemical bonds!

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The summer solstice will be upon us around 8:04 pm PST tonight – 1:04 am UTC – so I thought it apt to share some of my summer thoughts on this fine Thursday morning! (Want to know more about this year’s summer solstice? Click here for a great guide from EarthSky!) Please please please do...

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What?!?

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This week has seen an almost doubling of the readers, which has me really confused as there isn’t one obvious referring source. I haven’t seen an increase in email or comments, so these stats were a little surprising, but the last three days have been really busy. So if you have a moment, could you...

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