This is the best resource for looking up all oils and conditions! This is going out of print so if the link doesn't work below, try finding it on Ebay, etc. You can also find similar information in a phone app called Reference Guide For Essential Oils by Abundant Health for $6.99.
This is a beautiful and comprehensive recipe book complete with index. Many similar recipes can be found for free in our exclusive member area in printable format but this book does have some different ones!
This is the best comprehensive guide to understanding the what and the why about Young Living supplements with in-depth detail on each ingredient and what it does by certified aromatherapist Jen O'Sullivan.
What are the factors that change the composition of an oil, and how do you measure what is in an oil, and what is NOT in an oil? Dr. Doug Corrigan, a Ph.D. Biochemist and Molecular Biologist and Physicist, answers those questions and more!