In this engaging discussion, James Wilks, a retired MMA fighter and producer of "The Game Changers" documentary, debates with Chris Kresser, a renowned expert in ancestral health. They tackle the hot topic of plant-based versus mixed diets, scrutinizing studies on meat, dairy, and their health implications. The duo dives into the complexities of nutritional research, questioning biases and industry influences. They explore the critical role of Vitamin B12 and essential proteins for athletes, all while advocating for a balanced approach to dietary choices.