Many nutrition claims make more sense once you understand what is happening inside food and the body, from digestion to fiber to how processed a product is. This category explains those mechanics in plain terms for readers who want to judge claims for themselves. It is small for now, with one guide.
Where to start
- What does fiber actually do? Explains what fiber is, what it does in digestion and why it comes up so often in advice.
For how fiber fits alongside protein, carbs and fat, see the macronutrients category.