Home Back

Calorie Weight Loss Calculator

Weight Loss Formula:

\[ \text{Daily Calorie Intake} = \text{TDEE} - \text{Deficit} \]

kcal/day
kcal/day

Unit Converter ▲

Unit Converter ▼

From: To:

1. What Is Daily Calorie Intake?

The daily calorie intake for weight loss is calculated by subtracting your desired calorie deficit from your Total Daily Energy Expenditure (TDEE). This creates the energy deficit needed for weight loss while maintaining adequate nutrition.

2. How Does The Calculator Work?

The calculator uses the simple formula:

\[ \text{Daily Calorie Intake} = \text{TDEE} - \text{Deficit} \]

Where:

Explanation: A deficit of 500 kcal/day typically leads to about 1 pound (0.45 kg) of weight loss per week.

3. Importance Of Calorie Deficit

Details: Creating a calorie deficit is the fundamental requirement for weight loss. The size of the deficit determines the rate of weight loss while maintaining energy levels and muscle mass.

4. Using The Calculator

Tips: Enter your TDEE (calculated from other tools or formulas) and your desired daily calorie deficit. Both values must be positive numbers.

5. Frequently Asked Questions (FAQ)

Q1: What's a safe calorie deficit?
A: Generally 300-500 kcal/day for moderate weight loss, or up to 1000 kcal/day for more aggressive loss under supervision.

Q2: How do I calculate my TDEE?
A: TDEE can be estimated using online calculators that consider your age, gender, weight, height, and activity level.

Q3: Can I create too large a deficit?
A: Yes, deficits larger than 1000 kcal/day may lead to muscle loss, nutrient deficiencies, and metabolic slowdown.

Q4: Should I adjust my deficit as I lose weight?
A: Yes, as you lose weight your TDEE decreases, so you may need to periodically recalculate both your TDEE and deficit.

Q5: Is calorie counting the only way to lose weight?
A: While effective, other approaches like portion control or specific diet plans can also work, but they ultimately create a calorie deficit.

Calorie Weight Loss Calculator© - All Rights Reserved 2025