Glossary
Fiber Intake
Updated February 28, 2026
Fiber supports digestion, satiety, and blood pattern stability.
Fiber types
| Fiber class | Meal behavior | Practical outcome |
|---|---|---|
| Soluble | dissolves in water | slower glucose rise and fuller gut matrix |
| Insoluble | adds bulk and speed | regular transit and stool shape |
| Resistant starch | fermented substrate | possible gas if increased too fast |
Ramp and checkpoints
| Step | Action | Check |
|---|---|---|
| 1 | add 5 g per week | watch tolerance window |
| 2 | pair with hydration | keep transit smooth |
| 3 | spread across meals | reduce GI upset |
| 4 | hold one week before adding | review bowel and performance response |
Counterindications and correction
| Pattern | Meaning | Response |
|---|---|---|
| Low intake fatigue and constipation | likely inadequate bulk | increase fiber with water and vegetables |
| Rapid uptake and bloating | resistant starch or abrupt load | reduce increment speed and hold intake |
| High fatigue with sharp GI shift | possible under-recovery or sensitive gut | pause increases and stabilize routine |
For meal design, combine high-fiber carbohydrate sources with satiety index planning and blood sugar control.