A companion volume to Valerie Ann Worwood's The Fragrant Pharmacy, this book concentrates on the emotional, psychological and mood-changing effects of nature's oils. It explains how essential oils work on the brain, provides information designed to show how they can enhance emotional well-being, promote positive feelings and alleviate negative sensations, and includes a practical A-Z section which advises on a wide range of emotional problems, from stress and depresssion to moodiness and insomnia. It also addresses the positive aspects of life, such as self-esteem, confidence and well-being.