Formulating fun: A short guide about what I consider my signature combination of ingredients!

If you’ve been around this site long enough or have read a few of my e-books, you’ll have noticed my signature combination of ingredients* popping up all over the place, in everything from conditioners to lotions to toners and anything else containing water. It goes a little like this – 3% glycerin, 3% propanediol 1,3,…

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