Carbo Calculator
Calculate your daily carbohydrate needs based on age, gender, weight, height, and activity level.
Published by:
isCalculator Editorial Team
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How to use this tool?
How to Use the Carbo Calculator
This calculator estimates your daily carbohydrate needs based on your Total Daily Energy Expenditure (TDEE). It uses the Mifflin-St Jeor equation and assumes 55% of calories come from carbs.
- Select your gender – Male or Female.
- Enter your age in years (1–120).
- Enter your height in centimeters (50–250 cm).
- Enter your weight in kilograms (20–300 kg).
- Choose your activity level – from Sedentary to Extra Active.
- Click "Calculate Carbs" – your daily carb intake in grams and your TDEE in kcal will appear.
Note: All inputs must be in metric units (cm and kg). The result is a midpoint estimate; adjust based on your goals.
Previous Results
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Frequently Asked Questions
It estimates your daily carbohydrate needs based on your BMR and activity level.
BMR is calculated using the Mifflin-St Jeor equation, then TDEE is BMR multiplied by activity factor. Carbs are set at 55% of TDEE (midpoint of 45-65% recommendation).
Anyone looking to estimate their carbohydrate intake for general health or diet planning.
