Fiber: The Indigestible Carbohydrate Essential for Digestive Health

Dietary fiber is a carbohydrate resistant to human digestive enzymes. Sources: fruit skins, vegetables, whole grains, legumes. Benefits: increases stool bulk, feeds beneficial gut microbiota, slows glucose absorption, lowers cholesterol, promotes satiety. Recommended intake: 25‑38 g/day (adults).

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