July 2016 update: A new study in mice and 19 men by longevity researcher Luigi Fontana found that restricting daily protein to 7 to 9 percent of calories improved their metabolic health.
Legumes–beans, peas and lentils — are the #1 key to longevity, says Dan Buettner, the bestselling author who’s been studying the world’s Blue Zones, those pockets of the world (Mediterranean, Japan, California, Costa Rica) where people eating plant-based diets with legumes as their main source of protein are outliving us all.
How might legumes fuel longevity? Could some be more “nutritarian” than others? How much protein should you be eating anyway? And must it be all plants all the time? Continue reading