Valerie Ann Worwood's The Fragrant Pharmacy has become the classic encyclopaedia of aromatherapy and essential oils. Part Three introduces a whole new concept in aromatherapy - personality enhancement - and explains the particular characteristics of individual essential oils and how they can be matched to human personality types.

Valerie Ann Worwood is internationally acknowledged as one of the world's leading aromatherapists and is the author of the bestselling The Fragrant Pharmacy, The Fragrant Mind and The Fragrant Heavens. Awarded a Doctorate in 1990, she has served on the executive councils of the International Federation of Aromatherapists and the Aromatherapy Organizations Council, and has initiated research projects into the clinical use of essential oils.