The book "Chemistry of biologically active natural compounds", written by the author's team under the guidance of Preobrazhensky and Evstigneeva, is a fascinating and deep immersion in the world of chemistry, which is closely intertwined with biology and medicine. This publication will be a real find for students, graduate students and specialists in chemistry, biochemistry, pharmacology and medicine, as well as for anyone interested in natural compounds and their effects on living organisms. The book discusses the main classes of biologically active compounds, such as alkaloids, flavonoids, glycosides and many others. The authors not only describe the chemical structure of these substances, but also focus on their biological activity and potential applications in medicine. The reader will be able to learn how natural compounds affect human health, what mechanisms of their action and how they can be used in the development of new drugs. One of the key themes of the book is the interaction of chemical compounds with biological systems. The authors explain in detail how different molecules can affect cellular processes, which opens up new horizons for the development of effective therapeutics. This makes the book especially relevant in light of current research in pharmacology and medicine, where more attention is paid to natural drugs and their role in the treatment of various diseases. The book will be of interest not only to students and professionals, but also to a wide audience who wants to understand more deeply how nature can help in solving medical problems. It is suitable for readers with different levels of training: from beginning researchers to experienced professionals who want to update their knowledge about the latest achievements in the field of chemistry of natural compounds. The style of the authors is characterized by accessibility and clarity of presentation, which makes it easy to perceive complex scientific concepts. Preobrazhensky and Evstigneeva use many examples from real practice, which makes the material more clear and understandable. The book is saturated with illustrations and diagrams that help to visualize the processes and structures described, which is certainly a big plus for the reader. In addition, the publication raises important topics of sustainable development and ecology, showing how the use of natural resources can be safe and effective. In the modern world, where synthetic drugs often cause side effects, the study of natural compounds becomes especially relevant. The authors emphasize the need for a careful attitude to nature and its resources, which makes the book not only a scientific work, but also a call to action. If you are looking for literature that combines scientific rigor and practical relevance, Chemistry of Biologically Active Natural Compounds would be an excellent choice. It will not only enrich your knowledge, but also inspire new ideas and research in chemistry and biology. This book is the key to understanding how nature can become our ally in the fight for health and well-being. Thus, if you are interested in topics such as chemistry, biology, pharmacology and ecology, do not miss the opportunity to get acquainted with this unique edition. It will be your reliable assistant in the study of biologically active compounds and their role in our lives.