Calorie Calculator

Calculate your daily calorie needs for weight loss, maintenance, or weight gain.

Calculate Your Daily Calories

Estimate your daily calorie needs for weight loss, maintenance, or weight gain.

Gender

Age

Weight (lb)

Height

Activity Level

Body Fat % (optional)

Estimated Maintenance Calories

—

Calories per day

BMI Score: —

—

Healthy BMI Range: 18.5 – 24.9

Lose Weight

Mild weight loss 0.5 lb/week — —

Weight loss 1 lb/week — —

Aggressive weight loss 2 lb/week — —

Gain Weight

Mild weight gain 0.5 lb/week — —

Weight gain 1 lb/week — —

Fast weight gain 2 lb/week — —

Some aggressive calorie targets may be too low for general use. Consider speaking with a qualified health professional before making major changes to your calorie intake.

Results are estimates based on the information you provide and are intended for general informational purposes.

the Basics

How It Works

Your Basal Metabolic Rate

Your BMR estimates how many calories your body needs at rest.

Your Activity Level

Your activity level adjusts your BMR to estimate the calories you burn each day.

Your Calorie Goal

Choose a calorie target for weight loss, maintenance, or weight gain.

Questions

Frequently Asked Questions

How many calories should I eat per day?

Your daily calorie needs depend on your age, sex, height, weight, and activity level. This calculator estimates your daily calorie needs based on the information you provide.

What are maintenance calories?

Maintenance calories are the approximate number of calories you need each day to maintain your current weight. Your estimated maintenance calories are based on your basal metabolic rate and activity level.

How many calories should I eat to lose weight?

To lose weight, you generally need to consume fewer calories than your body uses. This calculator provides calorie targets for mild, moderate, and aggressive weight loss based on your estimated maintenance calories.