Higher gut microbiota diversity is generally associated with health in a modern Western diet because it correlates with consuming a wider range of foods.

“and so again when that makes up the majority of the people who study their diversity seems to be a good thing because the people who have more diversity and that setting are the people who listen to the advice to eat more vegetables and nuts and seeds and things like you know Whole Foods and then you get more diversity because you have a wider range of things for your bugs to eat”