Every Friday, the speaker sends out a short email containing five bullet points that summarize the coolest things he's found that week, which can include apps, books, documentaries, supplements, gadgets, self-experiments, hacks, and tricks from around the world, including topics such as the hormone aldosterone and the effects of insulin on the body. The speaker also promotes Element, an electrolyte drink formulated for those on a keto, low-carb, or paleo diet.