Ref Guide for Essential Oils APK a new android app for health and fitness. Ref Guide for Essential Oils app combines information from the authoritative referance guide for essential oils. Use the app anytime any place to quickly find and confidently use recommended essential oils and oil blends for hundreds of different health and wellness conditions. The app will become you go to reference for personal essential oil use and for share your love of essentials oils . The app features a personal guide section that details over 700 health topics for which essentials oils are commonly used to help support the body natural ability to heal itself. Additional , key info on over 100 single oils and more that 90 commercially available oil blends will help you better understand and use essentials oils.