Low-Calorie Diet CalculatoradminApril 28, 2026Calculators Low-Calorie Diet Calculator Age: Weight (kg): Height (cm): Gender: Male Female Activity Level: Sedentary (little to no exercise) Lightly active (light exercise/sports 1-3 days/week) Moderately active (moderate exercise/sports 3-5 days/week) Very active (hard exercise/sports 6-7 days a week) Extra active (very hard exercise/sports & physical job or 2x training) Calculate For more information, refer to the CDC’s BMI calculator and the Harvard Health Publishing’s BMR calculator.