This calorie calculator estimates the number of calories needed each day to maintain, lose, or gain weight. Learn the kinds of calories and their effects.

The calorie is a unit of energy that originated from the caloric theory of heat. [1][2] The small calorie or gram calorie is defined as the amount of heat needed to raise the temperature of one milliliter of …

Calorie Calculator Use the calorie calculator to estimate the number of daily calories your body needs to maintain your current weight.

Free online calorie calculator that helps you estimate your daily calorie needs for weight loss, gain, or maintenance using the Mifflin-St Jeor equation. Easy to use, accurate, and customizable.

Jun 2, 2025 · Here’s a simple but accurate calorie calculator that shows exactly how many calories you should eat to lose or maintain weight.

Reach your health, fitness & weight goals with MyFitnessPal, the #1 nutrition tracking app. Macro & calorie calculator, food tracker, and fasting app in one. Download today!

Aug 5, 2025 · What are calories? Many people are confused about calories and why they are important. Learn what calories are and determine how many calories you need.

The meaning of CALORIE is the amount of heat required at a pressure of one atmosphere to raise the temperature of one gram of water one degree Celsius that is equal to about 4.19 joules …

Learn How Many Calories You Burn Every Day Use the TDEE calculator to learn your Total Daily Energy Expenditure, a measure of how many calories you burn per day. This calorie calculator will …

Your Complete Nutrition Data Resource CalorieData provides free, accurate calorie information and nutrition data for over 300,000 foods. Whether you need nutrition facts for weight loss, macro …