Macro Calculator

Macro Calculator
Free Nutrition Tool

Macro Calculator

Discover exactly how much protein, carbs, and fat your body needs each day — personalized to your goals.

1

Enter your age, gender, height & weight

2

Select your weekly activity level

3

Choose your goal — lose, maintain, or gain

4

Hit calculate & pick your macro split

Personal Info
Activity Level
Exercise = 15–30 min elevated heart rate  ·  Intense = 45–120 min  ·  Very intense = 2+ hours
Your Goal
Advanced settings
BMR Formula
Mifflin–St Jeor is the gold standard for most people. Katch–McArdle uses lean body mass and is more accurate if you know your body fat %.
Daily Calorie Target
kcal / day
BMR
Maintenance
Deficit / Surplus
Choose your macro split
🥩
Protein
—g
— kcal
🍚
Carbohydrates
—g
— kcal
🥑
Fat
—g
— kcal
Macro distribution
Protein
Carbs
Fat

Macros in Common Foods

Use this table as a quick reference when planning your meals.

Food Serving Protein Carbs Fat

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