Аннотация:Peculiarities of metabolic profile and blood cell composition were studied on the basis of the examination of clinically healthy individuals with 0 (I) - AB (IV) blood groups. It was shown that the majority of molecular processes were associated with genetically determined group affiliation of the blood, the specifics of which can serve as a prerequisite for the formation of different health quality. The obtained data can be the basis for creating the individual health passport based on a personalized indicator of the AB0blood groups.