The document provides information about supporting immunity. It discusses the immune system, which has two main levels - the innate system providing quick defence and the adaptive system with antigen-specific responses and memory. It recommends a healthy lifestyle including nutrition, exercise, sleep and stress reduction to support immunity. Key nutrients mentioned are vitamins C, D, zinc, garlic and herbal supplements like astragalus. Recipes incorporating immune-boosting foods like eggs, broccoli and sweet potato are also included.