Gut micro-organisms associated with health, nutrition and dietary interventions. E.g. there is an increasing Bifidobacterium animalis—a bacterium present in dairy-based foods and in the microbiome of people consuming larger amounts of them https://nature.com/articles/s41586-025-09854-7 Which gut microbes matter most? Large study ranks bacteria by health and diet links https://medicalxpress.com/news/2025-12-large-scale-gut-microbiome-microbes.html Cardiometabolic diseases (CMDs) are the leading causes of morbidity and mortality in Western countries and constitute a heavy burden on global healthcare systems1. The most predominant CMDs are cardiovascular disease (CVD) and type 2 diabetes (T2D)3, which are connected with the increased consumption of calorie-dense, high-risk processed foods observed over the past few decades4. Habitual diet is not only among the known risk factors associated with CMDs, but also the primary modifiable target for prevention and treatment