Calorie Deficit Calculator — Calculate Your Daily Calorie Deficit for Weight Loss

Calorie Deficit Calculator

Calculate your daily calorie deficit for effective and sustainable weight loss. Determine your optimal calorie intake based on your age, weight, height, activity level, and weight loss goals.

Step 1: Personal Information

Understanding Calorie Deficit

A calorie deficit occurs when you consume fewer calories than your body expends. A deficit of 500-1000 calories per day typically leads to a weight loss of 0.5-1 kg per week.

Step 2: Activity & Goals

0.5 kg/week

Safe Weight Loss Guidelines

For sustainable weight loss, aim for a deficit of 500-1000 calories per day, leading to 0.5-1 kg weight loss per week. Extreme deficits can be unhealthy and difficult to maintain.

Calorie Deficit Results

Summary
Activity Comparison
Breakdown

Recommended Daily Calorie Intake

2,150
For a 500 calorie deficit per day
Basal Metabolic Rate (BMR)
1,655
Daily Calorie Deficit
500
Weekly Weight Loss
0.5 kg
Activity Level
Lightly Active

Activity Level Comparison

Activity Level Daily Calories Weekly Weight Loss Description

Calorie Breakdown

Calorie Deficit Calculation Formula

TDEE = BMR × Activity Factor

BMR (Basal Metabolic Rate) is calculated using the Mifflin-St Jeor Equation. TDEE (Total Daily Energy Expenditure) is your BMR multiplied by your activity level factor.

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