[Machine Translation] There is nothing more logical and effective than self-care based on natural methods, and in accordance with the philosophy of its founding in 1803, the Officine Universelle Bury, renewed in 2014 by Victoire de Taillac and Ramdan Tuami, is now a new and successful business. It has been a success. This book, supervised by Victoire de Taillac, offers an insightful and effective introduction to natural beauty, while respecting the environment. Going back to the basics with a historical overview, the book presents more than 80 ingredients from all over the world, including naturally derived oils, powders, and clays, and their characteristics and uses in modern life.