Everything in the universe is vibrational. Turin's theory will be understood and accepted in time.
Healing is virtually all mind over matter.
Essential oils are helpful. Anything is if it helps you to feel better, get out of the way, and allow the trillions of cells inside of you to summon the energy to heal you.
Here are good books and two excellent sites for aromatherapy:
Snow Lotus: Aromatherapy, Education, and Inspiration - http://snowlotus.org/
Young Living Essential Oils - Wellness - http://www.youngliving.com/en_US/wellness/
The Fragrant Mind: Aromatherapy for Personality, Mind, Mood, and Emotion by Valerie Worwood
The Complete Book of Essential Oils & Aromatherapy by Valerie Worwood