The core activity of Bernhard Zwiker AG is the development and marketing of products and services in the field of health and longevity, particularly: Creation and distribution of educational materials such as the "Vitality Cards", a card set with tips and suggestions for a longer and better life. Conducting impulse lectures and presentations on topics such as vitality and longevity. Production of video interviews with experts and people over 90 years old about their lifestyle habits and research results in the field of longevity (Longevity TV). The company focuses on conveying knowledge and strategies for a healthy and long life in a simple and accessible form.