This 8th edition of the desk reference is your very own detailed guide to the infinite properties of Young Living oils and products. In it you’ll find the many wonderful capabilities of pure oils. This is an all-inclusive guide. It combines factual findings of scientific research with tested methods for the best experience possible. Also included is everything you need to know about ANY Young Living product, including supplements, hygiene, nutritionals, and so much more! For the ultimate usage guide to all Young Living Essential Oils and health products, look no further.