Calorie Deficit Calculator: Achieve Your Weight Loss Goals

Calculate the daily calorie intake needed to reach your weight loss target safely. Perfect for fitness and health planning in India and worldwide.

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Please enter a valid weight (minimum 1 kg).
Example: 70 kg
Please enter a valid height (minimum 1 cm).
Example: 170 cm
Please enter a valid age (1–120 years).
Example: 30 years
Please select your sex.
Select male or female
Please select your activity level.
Choose based on weekly activity
Please enter a valid weight loss goal (minimum 0.1 kg).
Total weight to lose
Please enter a valid time period (minimum 1 week).
Duration to reach goal

Your Guide to Calorie Deficit Planning

What’s a Calorie Deficit Calculator?

This tool calculates the daily calorie intake needed to achieve your weight loss goal by creating a safe calorie deficit, using the Mifflin-St Jeor Equation and activity level. Ideal for weight loss in India and globally.

How Deficit Is Calculated

Steps used:

BMR (Mifflin-St Jeor):

Men: 10 Γ— Weight (kg) + 6.25 Γ— Height (cm) - 5 Γ— Age (years) + 5

Women: 10 Γ— Weight (kg) + 6.25 Γ— Height (cm) - 5 Γ— Age (years) - 161

TDEE:

BMR Γ— Activity Level (1.2–1.9)

Deficit:

(Weight Loss Goal Γ— 7700 kcal/kg) Γ· (Weeks Γ— 7) = Daily Deficit

Daily Calories:

TDEE - Daily Deficit

Ensures safe weight loss (0.5–1 kg/week).

Understanding Your Results

Your deficit plan includes:

Component Description
Daily Calories Target intake to meet goal (e.g., 1500 kcal).
Daily Deficit Calories below maintenance (e.g., 500 kcal).
Weekly Loss Estimated weight loss per week (e.g., 0.5 kg).

Why Use a Calorie Deficit Calculator?

Support your weight loss journey:

Targeted Loss

Plan precise weight loss.

Safe Deficits

Avoid extreme calorie cuts.

Health Focus

Promote sustainable habits.

Key Considerations for Calorie Deficits

Plan safely with these insights:

Estimates use Mifflin-St Jeor. Muscle mass, metabolism, or adherence may affect actual weight loss.

Deficits are capped for safety (0.5–1 kg/week). Calories below 1200 kcal/day require professional supervision.

Conditions like diabetes or thyroid issues may affect calorie needs. Consult a healthcare provider.

Frequently Asked Questions About Calorie Deficits

Questions about creating a calorie deficit? Here are answers to guide your weight loss journey:

A calorie deficit is consuming fewer calories than your body needs, leading to weight loss. E.g., eating 1500 kcal vs. 2000 kcal TDEE creates a 500 kcal deficit.

This calculator focuses on weight loss by calculating a custom deficit based on your goal and timeline, unlike general calorie needs.

Yes! It’s tailored for Indian fitness goals, using universal metrics (kg, cm). Globally applicable.

If daily calories are below 1200 kcal, consult a dietitian to ensure safety and nutrition.

Yes! Calculations are local, with no data stored or shared.