Daily Fibre Target
The reference is 14 g per 1,000 kcal, so 2,200 kcal calls for about 31 g. Because it scales with intake, people who eat more need more fibre.
Your numbers
Fibre
30.8g
Fibre a meal
10.3g
Calories
2,200kcal
Formula
Fibre = Calories ÷ 1000 × 14
Ramping up fast brings gas and cramps. Add about 5 g a week, and raise your water at the same time.
What to enter
| Input | Default | Accepted range |
|---|---|---|
| Calories (kcal)Energy, in kilocalories. | 2,200 | 500 and up |
Step by step
Quick reference table
Results when only Calories (kcal) changes and everything else stays put.
| Calories (kcal) | Fibre (g) | Fibre a meal (g) | Calories (kcal) |
|---|---|---|---|
| 1,100 | 15.4 | 5.1 | 1,100 |
| 1,650 | 23.1 | 7.7 | 1,650 |
| 2,200 | 30.8 | 10.3 | 2,200 |
| 3,300 | 46.2 | 15.4 | 3,300 |
| 4,400 | 61.6 | 20.5 | 4,400 |
What each result means
| Result | At default values |
|---|---|
| Fibre (g)Daily fibre; the reference is 14 g per 1,000 kcal. | 30.8 |
| Fibre a meal (g)Fibre to take at a single meal. | 10.3 |
| Calories (kcal)Energy, in kilocalories. | 2,200 |
Common mistakes
Ramping up fast brings gas and cramps. Add about 5 g a week, and raise your water at the same time.
Glossary
- Calories
- Energy, in kilocalories.
- Fibre
- Daily fibre; the reference is 14 g per 1,000 kcal.
- Fibre a meal
- Fibre to take at a single meal.
Frequently asked questions
Q. How is Daily Fibre Target calculated?
Fibre = Calories ÷ 1000 × 14 — The reference is 14 g per 1,000 kcal, so 2,200 kcal calls for about 31 g. Because it scales with intake, people who eat more need more fibre.
Q. Can you walk through an example?
With Calories 2,200kcal, the answer is Fibre 30.8g.
Q. What do I need to enter?
Enter Calories. The result recalculates as you type, and an empty box counts as zero.
Q. How much does the answer move if I change a number?
Changing only Calories (kcal) moves the answer to Calories (kcal) 1,100 → Fibre (g) 15.4 and Calories (kcal) 4,400 → Fibre (g) 61.6. The table below lays out five steps.
Q. How are the numbers rounded?
Money is shown to the nearest whole unit, percentages to one decimal place and everything else to two. What you see is rounded; the calculation itself carries the unrounded value forward.
Q. Anything to watch out for?
Ramping up fast brings gas and cramps. Add about 5 g a week, and raise your water at the same time.
Related calculators
These calculators help you understand health figures; they do not replace diagnosis or prescription. See a clinician if you have symptoms.