Carbohydrate Calculator
Convert a chosen daily calorie amount and carbohydrate energy share to grams; this does not set your dietary needs.
Formula
Grams = daily kcal × percentage / 100 / 4.
Carbohydrate (g) ≈ (2,000)×(50)÷400
How to use
- Enter your daily energy assumption.
- Enter the chosen energy percentage.
- Read grams per day.
Examples
- 2000 kcal at 50%: 250 g/day.
Frequently asked questions
How many kcal are in 1 g?
Digestible carbohydrate supplies about 4 kcal/g under general energy factors.
Is the default a recommendation?
No. It is an editable example; age, illness and pregnancy may change dietary requirements.
Does this replace medical advice?
For information only; it does not replace a doctor or individual assessment.
Sources
Updated: