Calculate your daily calories easily at Enter age, gender, height, weight, and activity level for accurate BMR and TDEE.


Formula: BMR =(10 × (Weight (kg))) +(6.25 × (Height (cm))) -(5 × (Age (years))) + 5
TDEE = (BMR × 1.2)

A calorie calculator is an essential tool for managing your dietary needs and achieving weight goals. By inputting personal details such as age, gender, weight, height, and activity level, the calculator estimates your daily caloric needs. This helps you determine the number of calories to consume to maintain, lose, or gain weight. Whether you’re aiming for weight loss, muscle gain, or weight maintenance, a calorie calculator provides a personalized starting point for effective diet planning.

How to Use the Calorie Calculator

Step 1: Select Gender

Choose your gender by clicking on either the “Male” or “Female” button.

Step 2: Enter Age

Input your age in the “Enter Age” field. Make sure to select the correct unit (years).

Step 3: Enter Height

Input your height in the “Enter Height” field. Select the correct unit (centimeters).

Step 4: Enter Weight

Input your weight in the “Enter Weight” field. Select the correct unit (kilograms).

Step 5: Select Activity Level

Choose your activity level from the dropdown menu. Options include sedentary, light exercise, moderate exercise, heavy exercise, and very heavy exercise.

Step 6: Calculate BMR

The calculator will use the formula to determine your Basal Metabolic Rate (BMR):

BMR=(10×Weight (kg))+(6.25×Height (cm))−(5×Age (years))+5

Step 7: Calculate TDEE

The calculator will then multiply your BMR by your activity level factor to estimate your Total Daily Energy Expenditure (TDEE): TDEE=BMR×Activity Level

Step 8: View Results

Review the calculated BMR and TDEE results to understand your daily calorie needs based on your activity level.

Different Kinds of Calories

Calories are a measure of energy that fuels our bodies, and they come from three main macronutrients: carbohydrates, proteins, and fats. Each type of calorie affects our bodies differently and provides varying amounts of energy. Understanding the different kinds of calories can help you make better dietary choices for health and weight management.

1. Carbohydrate Calories

Carbohydrates are the body’s primary source of energy. They are found in foods such as bread, rice, pasta, fruits, vegetables, and sugars. Carbohydrates provide 4 calories per gram.

  • Simple Carbohydrates: These are quickly digested and absorbed, leading to rapid spikes in blood sugar levels. Examples include sugar, honey, and refined grains.
  • Complex Carbohydrates: These take longer to digest, providing a steady release of energy. They include whole grains, legumes, and starchy vegetables.

2. Protein Calories

Proteins are essential for building and repairing tissues, and they also play a role in enzyme and hormone production. Protein provides 4 calories per gram and can be found in meats, dairy products, legumes, nuts, and seeds.

  • Animal Proteins: These include meat, fish, poultry, eggs, and dairy products. They provide all essential amino acids needed by the body.
  • Plant Proteins: These include beans, lentils, tofu, nuts, and seeds. They may lack one or more essential amino acids but can be combined to form complete proteins.

3. Fat Calories

Fats are a concentrated source of energy, providing 9 calories per gram. They are vital for absorbing fat-soluble vitamins (A, D, E, K) and for supporting cell growth. Fats can be found in oils, butter, avocados, nuts, and fatty fish.

  • Saturated Fats: Found in animal products and some plant oils, these fats can raise cholesterol levels and should be consumed in moderation. Examples include butter, cheese, and coconut oil.
  • Unsaturated Fats: These are healthier fats that can improve cholesterol levels. They include monounsaturated fats (olive oil, avocados) and polyunsaturated fats (fish oil, flaxseed oil).
  • Trans Fats: These are artificial fats found in some processed foods and should be avoided as they can increase the risk of heart disease. Examples include some margarines and packaged snacks.

4. Alcohol Calories

Alcohol provides 7 calories per gram, making it a significant source of energy that doesn’t provide nutritional benefits. Consuming alcohol in moderation is important, as excessive intake can lead to weight gain and other health issues.

5. Empty Calories

Empty calories come from foods and drinks that provide energy but little to no nutritional value. These include sugary drinks, candies, pastries, and many fast foods. Consuming too many empty calories can lead to weight gain and nutrient deficiencies.

Calories Counting for Weight Loss

Calorie counting is a popular and effective method for managing weight loss. By tracking the number of calories you consume and ensuring you stay within a specific daily limit, you can create a calorie deficit, which is essential for losing weight. Here’s how to approach calorie counting for weight loss:

1. Determine Your Calorie Needs

Calculate your Total Daily Energy Expenditure (TDEE), which is the number of calories you need to maintain your current weight. You can use a calorie calculator to determine your TDEE based on your age, gender, height, weight, and activity level.

2. Set a Calorie Deficit

To lose weight, you need to consume fewer calories than your TDEE. A common approach is to reduce your daily intake by 500-1000 calories, aiming for a weight loss of about 0.5 to 1 kilogram per week. It’s important to ensure the deficit is sustainable and doesn’t lead to nutritional deficiencies.

3. Track Your Intake

Use a food diary or a mobile app to log everything you eat and drink. Be as accurate as possible, measuring portion sizes and noting the calorie content of each item. This helps you stay accountable and aware of your eating habits.

4. Focus on Nutrient-Dense Foods

Choose foods that are rich in nutrients but relatively low in calories, such as fruits, vegetables, lean proteins, and whole grains. These foods help you feel full and satisfied while keeping your calorie intake in check.

5. Monitor Progress

Regularly track your weight and adjust your calorie intake as needed. Weight loss can vary from person to person, so it’s important to be patient and consistent. If you hit a plateau, consider adjusting your calorie intake or increasing your physical activity.

6. Stay Hydrated

Drinking plenty of water is crucial for weight loss. Sometimes, thirst can be mistaken for hunger, leading to unnecessary calorie consumption. Aim to drink at least 8 glasses of water a day.

7. Include Physical Activity

Incorporate regular exercise into your routine to boost your calorie burn and support weight loss. Combining calorie counting with physical activity can lead to more effective and sustainable results.

8. Be Mindful of Hidden Calories

Watch out for hidden calories in beverages, sauces, and snacks. These can add up quickly and derail your calorie-counting efforts. Choose lower-calorie alternatives and be mindful of portion sizes.

Calories in Common Foods


Food ItemServing SizeCalories
Apple1 medium (182g)95
Banana1 medium (118g)105
Orange1 medium (131g)62
Strawberry1 cup (152g)49
Grapes1 cup (151g)104


Food ItemServing SizeCalories
Broccoli1 cup, chopped (91g)55
Carrots1 cup, chopped (128g)52
Spinach1 cup (30g)7
Tomato1 medium (123g)22
Bell Pepper1 medium (119g)24


Food ItemServing SizeCalories
Chicken Breast100g165
Eggs1 large (50g)72
Almonds1 oz (28g)160
Peanut Butter2 tbsp (32g)190

Common Meals/Snacks

Food ItemServing SizeCalories
Whole Wheat Bread1 slice (28g)80
White Rice1 cup cooked (158g)205
Quinoa1 cup cooked (185g)222
Baked Potato1 medium (173g)161
Cheese (Cheddar)1 oz (28g)113


Food ItemServing SizeCalories
Greek Yogurt1 cup (245g)130
Milk (Whole)1 cup (244g)149
Orange Juice1 cup (248g)112
Coffee1 cup (240ml)2
Olive Oil1 tbsp (14g)119

Effects of Calories

  1. Calories provide the energy needed for bodily functions and physical activities.
  2. Consuming more calories than your body needs can lead to weight gain, while consuming fewer can lead to weight loss.
  3. The number of calories consumed influences your metabolic rate; more calories can boost metabolism, while fewer can slow it down.
  4. Adequate calorie intake ensures the absorption of essential nutrients needed for health.
  5. Sufficient calorie intake, especially from proteins, supports muscle growth and maintenance.
  6. Caloric intake affects hormone production and balance, influencing overall health.
  7. Excessive calorie consumption can lead to the storage of fat and the development of obesity-related conditions.
  8. A calorie deficit can lead to fatigue, weakness, and decreased immune function.
  9. Balanced calorie intake is crucial for maintaining energy levels throughout the day.
  10. Different sources of calories (carbohydrates, proteins, fats) have varied impacts on satiety and energy utilization.

How does a calorie calculator work?

A calorie calculator uses formulas like the Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) to determine your daily caloric needs. You input your personal details, and the calculator provides an estimate of your required calorie intake.

Is the calorie calculator accurate?

Calorie calculators provide estimates based on standardized formulas. While they offer a good starting point, individual variations in metabolism and lifestyle can affect accuracy. Regular monitoring and adjustments are recommended.

How do calorie calculators factor in age?

As you age, your metabolic rate typically decreases, which can lower your daily caloric needs. Calorie calculators adjust for age to provide a more accurate estimate of your caloric requirements.

How often should I use a calorie calculator?

It’s a good idea to recalculate your caloric needs periodically, especially if there are significant changes in your weight, activity level, or fitness goals.