What hair type do you have?

Do you have oily hair? Dry? Normal? How do you know? If you have to wash your hair every day or every other day because of oil build up, you have oily hair. If you wash your hair with a very mild shampoo and you still feel you have an oily scalp, you have oily hair....

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Chemistry Thursday: All about acids!

What is an acid? From Wikipedia: An acid is a chemical substance whose aqueous solutions are characterized by a sour taste, the ability to turn blue litmus red, and the ability to react with bases and certain metals (like calcium) to form salts. Aqueous solutions of acids have a pH of less than 7. A lower...

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Debate: Water soluble or oil soluble preservatives in a scrub

There is quite a lively debate ongoing in the bath & body community about what kind of preservatives to use in an oil or emulsified scrub. (Heck, there’s a debate about whether we need to use a preservative in a scrub, but I’m firmly on the side of “yes” for that one!) The question is...

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Weekday Wonderings: What can we put into the cool down phase?

In this post, Learning to formulate: The cool down phase,  MSC asks: What is the maximum percentage of ingredients, specifically oils, that I can add in my cool down phase? I recently read that it is better not to heat Argan oil, which I would like to use. If I wanted 4% of my oil...

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