Overview
What Is a Macros Calculator?
This tool calculates daily protein, carbohydrate, and fat targets in grams, based on your total calorie goal and macro split percentages.
Calculate your daily macronutrient targets.
This tool calculates daily protein, carbohydrate, and fat targets in grams, based on your total calorie goal and macro split percentages.
Useful for structuring nutrition around specific protein, carb, and fat ratios for various fitness goals.
Input your total calorie goal.
Input protein, carb, and fat percentage split.
Results update automatically.
Protein and carbs both have 4 calories per gram; fat has 9 calories per gram.
This varies by individual goals - there's no single universal ratio that fits everyone.
Yes, protein, carb, and fat percentages should sum to 100% of your total calories.
Use our calorie calculator to estimate your daily needs first.
No, this is a basic three-macro breakdown - fiber is technically a carbohydrate subset not broken out separately here.
No, calculations happen entirely in your browser.
Yes, macro tracking is commonly used in various fitness and body composition goals.
Yes, for personalized guidance based on your specific health situation and goals, consult a registered dietitian or nutritionist.
No, this is a general calculation tool for informational purposes.
Yes, completely free with no sign-up required.