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In this post, Weekend Wonderings: Adding Vitamin C to a product, Rosi asks: If vitamin C does not penetrate the skin, what is the benefit of it?Good question! We use a lot of ingredients that don’t penetrate the skin well, like hydrolyzed oat protein, carionic polymers, and oils, to name a few, and we know...

In this post on olive oil unsaponifiables, Kim asks: Would olive oil unsaponifiables be ok for oily skin versus other oils or be considered oil free? Technically, olive oil unsaponifiables would be considered oil free because it isn’t an oil. (I’ve seen someone claim that a lotion with shea butter was “oil free” because shea...

Back by popular demand, the Personal Formulator (US) is selling cetrimonium bromide again! I’m putting in an order as I really want to play with this ingredient much much more! Please note, I am not affiliated in any way with the Personal Formulator – other than as a paying customer – so I provide this...

A few people have asked me lately about new e-books, so I’d like to ask you, my wonderful readers, about the topics that would interest you. What would you like to see in a new e-book? More lotion ideas? Cosmeceutical profiles? Mineral make-up? Or…what? Give me some ideas!!! As well, I’d love to hear about what...

I can’t stress enough this idea – make a small batch of a product you’re making for the first or second time or when you’re changing something major in the recipe! You don’t want to have a kilogram of failed lotion on your hands! Susanna Originals has put up a few variations on the body...