This episode of The Genius Life podcast features an interview with Dr. Ralph Esposito, Chief Science Officer at AG1, focusing on common nutrient deficiencies and their impact on health. The discussion covers prevalent deficiencies (magnesium, vitamin D, omega-3s), the inadequacy of current RDAs, and the role of nutrient density in food. Esposito emphasizes the importance of dietary diversity and the limitations of reductionist approaches to nutrition research, highlighting the gut microbiome's role and the need for a holistic view of health. He also addresses criticisms of AG1's proprietary blends, emphasizing the company's commitment to quality and third-party testing. Listeners gain insights into optimizing their diets and the potential benefits of supplementation to address nutrient gaps.