A new study of 21,561 people found that plant-based diets shape healthier microbiomes and have better cardiometabolic outcomes. Omnivore, vegetarian, and vegan diets are gaining popularity and are spotlighted for making a positive impact. Published in Nature Microbiology, the research finds that red meat consumption drove omnivore microbiomes, negatively correlated with cardiometabolic health. Such microbes include Ruminococcus torques, Bilophila wadsworthia, and Alistipes putredinis.