Modern 4P medicine (personalized, predictive, preventive, patient-centered) proves that the human body is a complex "superorganism" inhabited by about 38 trillion bacterial cells. This giant ecosystem, our microbiome, regulates almost all life processes: from the formation of immunity to weight control and mood through the "gut-brain" axis.

Type 2 diabetes mellitus (T2DM) is a growing global health problem that is closely related to the obesity epidemic. It is one of the most common non-communicable diseases in the world, characterized by disorders of carbohydrate, lipid and protein metabolism, and arises from impaired insulin secretion, cellular resistance to insulin or a combination of these factors.