Free online tool

Carbohydrate Calculator

Enter your daily calorie goal and the percentage from carbohydrates.

Instant calculation

Carbohydrate Calculator

Enter your daily calorie goal and the percentage from carbohydrates.

Your numbers stay in this browser. Nothing is uploaded or saved.

Three clear steps

How to use this calculator

  1. 01

    Enter daily calories

    Type your target daily calorie intake.

  2. 02

    Enter carb percentage

    Type the percentage of calories from carbohydrates.

  3. 03

    See carb target

    Calculate to see your daily carbohydrate target in grams.

The formula

How this calculation works

Each gram of carbohydrate provides 4 calories. Typical recommendations are 45-65% of calories.

Carbohydrate Calculator

Carbs (g) = Daily calories × Carb% ÷ 100 ÷ 4

2000×0.50÷4=250g carbohydrates

Check the method

Worked examples

Each example follows the same formula used by the calculator.

2,000 calories at 50% carbs — grams?

2000×0.50÷4=250g carbohydrates250g carbohydrates

Common questions

Questions about this calculation

What is the Carbohydrate Calculator?

The Carbohydrate Calculator helps you calculate your daily carbohydrate intake target based on total calories. Enter your values and select Calculate to get an instant result.

How is the result calculated?

Each gram of carbohydrate provides 4 calories. Typical recommendations are 45-65% of calories.

Can you show an example?

Example: 2,000 calories at 50% carbs — grams? — 250g carbohydrates.

Is my data saved when I use the Carbohydrate Calculator?

No. All calculations run locally in your browser. Your inputs and results are never uploaded, stored or shared with anyone.

Is the Carbohydrate Calculator free to use?

Yes. The Carbohydrate Calculator is completely free. No account, sign-up or payment is required. It works on mobile, tablet and desktop.