Sources
- Harvard T.H. Chan School of Public Health, The Nutrition Source: Fiber
- Harvard Health Publishing: Soluble vs. insoluble fiber
- Mayo Clinic: Dietary fiber: Essential for a healthy diet
- Mayo Clinic: Fiber supplements
- USDA Agricultural Research Service: Fiber intake of the U.S. population
- USDA Economic Research Service: Dietary fiber per 1,000 calories
- Canadian Digestive Health Foundation: Recommended Daily Fibre Intake
- Institute of Medicine, Dietary Reference Intakes for Energy, Carbohydrate, Fiber… (2005) — the 25/38/21/30 g targets, used by both the US and Canada
- Reynolds et al., "Carbohydrate quality and human health," The Lancet, 2019
Read end to end and corrected: August 9, 2026. Numbers checked: August 9, 2026.