Bryan Johnson approached 5-MeO-DMT as part of a structured longevity experiment, applying the same system he uses for every intervention. His goal has always been simple: identify what creates the biggest impact on human health and performance. His framework looks like this: • Start with fundamentals like sleep, nutrition, and exercise • Layer in advanced protocols like sauna and hyperbaric oxygen • Test high-impact variables that could shift the system 5-MeO entered that system once he saw a gap. It had been explored in other areas, but rarely through a longevity lens, making it worth testing. He treated it as a high-impact variable, asking whether it could create a deeper reset than traditional protocols. What he reported was a full-system shift that stood above his daily optimization stack. That result led to new questions: • How long do the effects last? • Does the benefit fade over time? • Where does this fit in a long-term protocol? For Johnson, the takeaway is clear. Longevity may involve more than steady optimization, with certain interventions capable of rapidly shifting the system in ways traditional methods do not. Source: All In Podcast