Explore More Useful Calculators

For deeper insights into your health and daily energy needs, check out our other tools:

• BMR Calculator
  Learn how many calories your body burns while resting. Useful for weight goals.
• TDEE Calculator
  Understand how your daily activity impacts your total calorie burn.
• BMI Calculator
  Quickly measure your Body Mass Index and find your ideal weight range.

Use these calculators together for a complete understanding of your nutrition and fitness needs.

Knowing how many calories your body needs each day is one of the simplest ways to manage weight, improve fitness, and build healthier eating habits.
This Calorie Calculator gives you an instant estimate of your daily calorie needs based on:

• Age
• Sex
• Height (cm or ft/in)
• Weight (kg or lbs)
• Activity level

It also shows how your calorie needs change across all activity levels, making it easy to understand how your lifestyle affects your energy requirements.

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What This Calorie Calculator Shows

After entering your details and clicking Calculate, the tool displays:

✅ 1. Your Estimated Daily Calories

A large, highlighted box shows your calorie requirements for the activity level you selected.
Example: 1493 calories/day

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✅ 2. Calorie Needs for All Activity Levels

You also get a table showing calories for every activity level:

Activity Level	Description	Example Output
Inactive	Mostly sitting, little or no exercise	1303 calories
Somewhat Active	Light weekly activity	1493 calories
Active	Regular exercise	1683 calories
Very Active	Intense daily activity	2063 calories

Your selected activity level is highlighted in blue.

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✅ 3. A Helpful Guidance Message

Your activity level may vary from day to day. Use this calorie estimate as a basic guide and adjust it based on how active you really are.

This makes the result easier to understand for beginners and general users.

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How the Calorie Calculator Works

This calculator uses well-established scientific equations to estimate your daily energy needs.

It considers:

• Your age
• Your height
• Your weight
• Your sex
• Your lifestyle (activity level)

After processing your information, it provides the number of calories your body requires in a day depending on your activity.
This makes it easy for you to:

• Maintain your weight
• Lose weight
• Gain weight
• Adjust eating habits based on activity

The calculator does not show BMR or TDEE separately.
It only provides your final daily calorie estimate, simplified for everyday users.

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Activity Level Options Explained

To help users understand each category, your calculator includes clear, beginner-friendly descriptions:

Inactive

• Mostly sitting
• Little or no exercise

Somewhat Active

• Light weekly activity
• A few short workouts or active chores

Active

• Regular weekly workouts
• Moderate training routine

Very Active

• Intense training
• Physically demanding job or long workouts

These descriptions help users select the correct activity level easily.

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Example Output (Based on Your UI Screenshot)

For a user with:

• Age: 55
• Height: 157 cm
• Weight: 44 kg
• Sex: Male
• Activity: Somewhat Active

The calculator shows:

• Inactive: 1303 calories
• Somewhat Active: 1493 calories/day (highlighted)
• Active: 1683 calories
• Very Active: 2063 calories

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Why This Calculator Is Useful

This simple calorie tool helps you:

✔ Plan your daily meals

✔ Maintain, lose, or gain weight

✔ Understand energy needs based on lifestyle

✔ Make informed fitness decisions

And because the results update instantly, it’s beginner-friendly and perfect for everyday use.