Description

This text offers a deep and innovative perspective on the role microorganisms play in maintaining the balance of the human body, challenging the traditional view of the organism as an isolated entity and redefining it as a complex ecosystem in which the microbiota acts as a key regulator of metabolic, immunological, and neurological functions. Throughout the book, a functional classification of probiotics is developed, allowing readers to understand their multiple roles within the body, highlighting their capacity to protect, nourish, communicate, and modulate biological systems. The constant interaction between the microbiota and the host is emphasized, demonstrating how this relationship influences both health and the development of disease. The book also explores the clinical impact of probiotics across various areas, from digestive disorders to metabolic, dermatological, and mental conditions, while maintaining a critical perspective by recognizing that effects are not universal but strain-specific and dependent on individual patient characteristics. In addition, emerging topics such as the gut-brain axis, the role of the virome, and the influence of factors like circadian rhythms are addressed, expanding the understanding of the microbiome beyond bacteria. The work also highlights the scientific and ethical challenges associated with the therapeutic use of microorganisms and projects a promising future driven by technologies such as artificial intelligence and personalized medicine, which will enable more precise interventions, ultimately inviting readers to rethink health as a delicate balance between the human being and their microbial universe.

Suggested citation (APA, seventh edition)

López-Gamboa, Y., & Peraza-de Aparicio, C. X. (2026). Probiotics and the human microbiota: Scientific foundations and clinical applications. Sophia Editions.