The book "Natural science of cocoa: A special and detailed description of the cocoa tree, its growth and culture, as well as the preparation, distinctive properties and medicinal qualities of its fruit" by the author D. Quélus is an indisputable source of knowledge about an interesting and useful plant - the cocoa tree. The book describes in detail all aspects of the life of this plant species, from its origin and cultivation to the unique properties and healing qualities of its fruits. The author has devoted his work to the study and review of this plant from many different perspectives, making the book not only a valuable document for specialists, but also a fascinating guide for a wide range of readers interested in botany, cooking and medicine.