In those regions, he has found two cheap grocery store items that are a staple of many people's diets: Walnuts and beans. Related storiesBeans are hearty, cheap, protein-rich, belly-filling foods that people living in many of the world's longevity hotspots prioritize at almost every meal. Olive oil is also a science-backed addition to your dietBloomberg Creative/Getty Images"What about olive oil?" Behind the hype, there's good research backing up the benefits of regular olive oil consumption. "Olive oil shots!"

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Persons: —, Peter Diamandis, Dan Buettner, Buettner, Nico Schnico, Michael Pollan, Diamandis, Bryan Johnson, there's Organizations: Service, Milken Institute Globel Conference, Business, Bloomberg, Blue Locations: Beverly Hills, Japan, Sweden, Greece, Australia, Loma Linda , California