# Metabolic Disorders and Inflammatory Bowel Diseases: Unraveling Shared Pathways and Clinical Interactions

## TL;DR

Inflammatory bowel diseases and metabolic disorders are linked through shared mechanisms, affecting each other's progression and treatment outcomes.

## Contribution

The paper highlights bidirectional interactions and shared pathways between IBD and metabolic disorders, emphasizing integrated management strategies.

## Key findings

- IBD patients often have metabolic comorbidities like obesity and diabetes, which worsen disease outcomes.
- Metabolic disorders can be exacerbated by IBD inflammation and corticosteroid treatments.
- Integrated care involving lifestyle and nutritional strategies is crucial for managing both conditions.

## Abstract

Inflammatory bowel diseases (IBDs) and metabolic disorders are increasingly recognized as interconnected conditions that frequently coexist and influence each other’s clinical course. Accumulating evidence indicates that patients with IBD face a substantial burden of obesity, metabolic syndrome, metabolic dysfunction-associated steatotic liver disease, osteoporosis, and type 2 diabetes. These associations appear to be driven by shared and interacting mechanisms, including intestinal barrier disruption, gut microbiota dysbiosis, chronic systemic inflammation, and adipose tissue-mediated immunometabolic pathways. Metabolic comorbidities may worsen IBD activity, reduce response to therapy, increase complications, and contribute to higher health care utilization. Conversely, intestinal inflammation and commonly used treatments, particularly corticosteroids, can adversely affect glucose metabolism, lipid metabolism, body composition and bone homeostasis. Advanced therapies have demonstrated variable metabolic effects, some of which may be beneficial through suppression of systemic inflammation. Recognition of these bidirectional interactions highlights the importance of routine metabolic screening and integrated, multidisciplinary management. Lifestyle interventions, nutritional optimization and individualized therapeutic strategies represent central parts of comprehensive management.