Kimmie Gilbert couldn't seem to lose weight despite trying diets, exercise, and medication. Research suggests that gut microbiome composition might play a role in a person's weight. AdvertisementKimmie Gilbert has one pressing question: "What in the world are y'all eating that I'm not eating that causes y'all to lose weight and not me?" In 2019, health tech had a global market value of approximately $350 billion, according to McKinsey. A microbe called Prevotella, which is associated with weight loss, wasn't found at all in her gut.

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Persons: Kimmie Gilbert couldn't, Gilbert, —, Kimmie Gilbert, y'all, Eran Segal, Annie Gupta, Goodman, Rob Knight, Jack Gilbert, wasn't, Gupta, Prevotella, Segal Organizations: Service, Netflix, McKinsey, BMI, Weizmann Institute of Science, UCLA, Luskin, UC San Diego Locations: New Orleans