I'd be interested in knowing the specialty ingredients that you were trying to track down in the U.S. I also question how pH balanced her recipes are... does she go into that too?I bought the Lisa Lise book .... save your $40. https://www.lisalise.com/shop/make-your-own-shampoo-bars The recipes require a lot of specialty ingredients that I haven't been able to track down in US suppliers - and the few that I have make the bars ridiculously expensive to make.