The course is divided into 2 modules and it aims at providing students with the fundamental knowledge about chemical-physical properties, and utilization of the major health products. The first module focuses on micro and macro nutrients as components of food supplements, with particular reference to their chemical properties, their importance in the human diet and metabolism and their use for human health. In the second module some classes of drugs are described, with particular attention to the comprehension of their mechanisms of action and of the relationships between their chemical structure and biological activity.