Total Daily Energy Expenditure — the total calories you burn per day including activity.

Basal Metabolic Rate — calories burned at complete rest (breathing, circulation, etc.).

Which formula is used?

The Mifflin-St Jeor equation, currently the most accurate for most people.

How many calories for weight loss?

A deficit of 500 cal/day results in approximately 0.5 kg (1 lb) loss per week.

It provides a good estimate. Individual metabolism varies — use as a starting point.

Calculate daily calorie needs based on age, weight, height, gender, and activity level (TDEE).

Age

Weight (kg)

Height (cm)

Activity level

BMR (base metabolic rate)

1699 kcal

TDEE (maintenance calories)

2633 kcal

Daily calorie goals

Weight loss (500 cal deficit)2133 kcal

Mild loss (250 cal deficit)2383 kcal

Maintain weight2633 kcal

Mild gain (250 cal surplus)2883 kcal

Weight gain (500 cal surplus)3133 kcal

Input your age, gender, height, and weight.

Choose your activity level from sedentary to very active.

See your BMR, maintenance calories, and calorie goals for weight loss/gain.

Calculate your Body Mass Index (BMI) using height and weight. Supports metric and imperial units.

Calculate exact age from date of birth in years, months, days, hours, and minutes.

Calculate percentages easily: find X% of Y, percentage change, percentage difference, and more.