The podcast episodes provided discuss the topic of lactose intolerance and its implications for dairy consumption from various perspectives.

Several episodes, such as 1013: Big Dairy | Skeptical Sunday, Ditch Dairy Now: The Surprising Science, and 48: Broski Nation Space Program & the Popemobile, explore the prevalence of lactose intolerance across populations and how it challenges the notion of milk being an essential part of the human diet.

The episodes also delve into the potential health risks associated with dairy consumption, the marketing tactics used by the dairy industry, and the rise of alternative dairy sources and dairy-free diets as viable options for those with lactose intolerance.