The book covers a wide range of issues and contains the necessary information for students and practicing cosmetologists. It can serve as a teaching aid for cosmetology. The main goal is to give a holistic view of the skin, its functions, structure, characteristics and types, chrono- and photoaging. Detailed information about cosmetic products by skin type and problem for salon and home care is given. The book provides detailed information about aesthetic procedures, their types, hardware and laser cosmetology. Characteristics and protocols for procedures are given. Materials of cosmetic chemistry are considered. The features of the main pathological changes in the skin and skin diseases are given. In a separate chapter, materials with regulatory requirements, asepsis and antisepsis, work ethics. An example of an individual client card is presented.The administration of the LitRes website is not responsible for the information provided. There may be medical contraindications, a specialist consultation is necessary.