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Macro Calculator

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Calculate your daily macronutrient targets (protein, carbs, fats) based on your goals.

A comprehensive Macro Calculator that uses the Mifflin-St Jeor equation to calculate your BMR, TDEE, and daily macronutrient targets (protein, carbs, and fat) based on your body stats, activity level, and fitness goal. Supports metric and imperial units.

How to Use Macro Calculator

Enter your sex, age, weight, and height. Select your activity level and goal (cut, maintain, bulk, or lean bulk). Click Calculate Macros to see your daily calorie target and macro breakdown in grams, with a visual percentage bar.

Features

  • Uses Mifflin-St Jeor BMR formula
  • Supports metric and imperial units
  • 4 fitness goals (cut, maintain, bulk, lean bulk)
  • Visual macro percentage breakdown
  • TDEE and BMR displayed

Use Cases

  • Planning a cutting diet
  • Bulking phase nutrition
  • Maintaining current weight
  • Athletic performance nutrition
macros protein carbs fat nutrition diet calculator

Frequently Asked Questions

TDEE (Total Daily Energy Expenditure) is the total number of calories you burn in a day, accounting for your activity level. It is your maintenance calorie intake.
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