Weekend Wonderings: Do we need to include a preservative in an anhydrous product?

DO WE NEED TO INCLUDE A PRESERVATIVE IN AN ANHYDROUS PRODUCT? In this post, I’m working on a few things, Renee asks: Could I get your thoughts (or feel free to refer me to a post) – I blend a beautiful facial serum with plant oils (rose hip, argan, avocado, etc. That’s it – 100% plant oils……

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