by Jan de Vries
By Appointment Only Series

Although trained as a pharmacist, Jan de Vries turned to complementary medicine early in his career. His most influential teacher was the world-renowned Swiss naturopath, Alfred Vogel. Jan de Vries now divides his time between clinics in Scotland, Northern Ireland, England and the Republic of Ireland. Author of the bestselling complementary medicine series By Appointment Only, his books are sold in many English-speaking countries and have been translated into Dutch and German.