Story perspectives
Experts Warn: Functional Fiber Can't Replace Whole Foods
9/13/2025
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Story summary
- Americans consume 10 to 15 grams of fiber daily, below the recommended 20 to 38 grams.
- Food manufacturers are adding functional fiber to products like sodas to increase fiber content.
- Experts warn that functional fibers shouldn't replace whole food sources, which provide extra nutrients.
- Excessive fiber intake, especially from supplements, may cause gastrointestinal issues.
- Diet, exercise, and sleep greatly affect bowel health, with moderate alcohol possibly benefiting digestion.
