Randomised controlled trials show dietary fibre may enhance glycaemic control in individuals with metabolic disease, suggesting gut microbiota involvement.
Key Points
Dietary fibre improved glycaemic outcomes in five out of nine trials, indicating potential health benefits.
Randomised controlled trials revealed variable effects on gut microbiota diversity and composition following dietary fibre interventions.
Improvements in gut barrier integrity and systemic inflammation markers provide consistent evidence of benefit from dietary fibre consumption.
Future trials should target healthy populations to further explore dietary fibre's role in metabolic health.