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Macro Calculator

Last updated: June 2026

Measurements

ages 18 - 80
feetinches
• Exercise: 15-30 minutes of elevated heart rate activity.
• Intense exercise: 45-120 minutes of elevated heart rate activity.
• Very intense exercise: 2+ hours of elevated heart rate activity.
Daily Target Calories
2,549 kcal
Protein Target
191g
30% of calories
Carbs Target
255g
40% of calories
Fat Target
85g
30% of calories
Estimated BMR
1,740 kcal
Resting metabolism

Calculate your daily macronutrient splits (proteins, carbohydrates, fats) and overall energy goals tailored to your metabolic specifications.

What are Macronutrients (Macros)?

In the context of health and fitness, macronutrients are chemical compounds consumed in large quantities that provide bulk energy to the body. Specifically, they refer to carbohydrates, proteins, and fats. While micronutrients (vitamins and minerals) are needed in tiny trace amounts, macronutrients represent the foundation of metabolic energy.

Protein (4 kcal/g)

Organic compounds comprising amino acids. Essential amino acids cannot be synthesized internally and must be consumed.

Healthier: Soy, beans, nuts, wild fish, skinless poultry, lean beef, pork, low-fat dairy.
Limit: Fried meats, processed sausages, deli meats, high-sugar protein bars.
Carbohydrates (4 kcal/g)

Classified as sugars (simple), starches, or fibers (complex). Glucose is the direct fuel for human cellular respiration.

Healthier: Whole grains, green vegetables, fibrous fruits, legumes, tubers.
Limit: Refined sugars, soft drinks, processed white breads, corn syrups.
Fat (9 kcal/g)

High-density storage molecules doing structural and endocrine functions. Consists of saturated and unsaturated acids.

Healthier: Olive oil, avocados, seeds, nuts, fatty cold-water fish.
Limit: Hydrogenated oils, trans fats, fatty cuts of processed meats.

Daily Calorie & BMR Calculations

Daily energy needs depend on height, weight, age, activity level, and targets. BMR or resting daily energy expenditure is estimated via equations (like Mifflin-St Jeor or Katch-McArdle) and multiplied by an activity factor to yield the TDEE. The macro percentages are then budgeted based on this total calorie count.

Macronutrients in Common Foods

Food ItemServing SizeProtein (g)Carbs (g)Fat (g)
Fruits
Apple1 (4 oz.)0.27g14.36g0.18g
Banana1 (6 oz.)1.85g38.85g0.56g
Grapes1 cup1.15g28.96g0.26g
Orange1 (4 oz.)0.79g11.79g0.23g
Pear1 (5 oz.)0.54g21.91g0.17g
Peach1 (6 oz.)1.2g12.59g0.33g
Pineapple1 cup0.84g19.58g0.19g
Strawberry1 cup1.11g12.75g0.5g
Watermelon1 cup0.93g11.48g0.23g
Vegetables
Asparagus1 cup2.95g5.2g0.16g
Broccoli1 cup2.57g6.04g0.34g
Carrots1 cup1.19g12.26g0.31g
Cucumber4 oz.0.67g2.45g0.18g
Eggplant1 cup0.98g5.88g0.18g
Lettuce1 cup0.5g1.63g0.08g
Tomato1 cup1.58g7.06g0.36g
Proteins
Beef, regular, cooked2 oz.14.2g0g10.4g
Chicken, cooked2 oz.16g0g1.84g
Tofu4 oz.7.82g2.72g3.06g
Egg1 large6.29g0.38g4.97g
Fish, Catfish, cooked2 oz.9.96g4.84g8.24g
Pork, cooked2 oz.15.82g0g8.26g
Shrimp, cooked2 oz.15.45g0.69g1.32g
Common Meals/Snacks
Bread, white1 slice (1 oz.)1.91g12.65g0.82g
Butter1 tablespoon0.12g0.01g11.52g
Caesar salad3 cups16.3g21.12g45.91g
Cheeseburger1 sandwich14.77g31.75g15.15g
Hamburger1 sandwich14.61g26.81g10.97g
Dark Chocolate1 oz.1.57g16.84g9.19g
Corn1 cup4.3g30.49g1.64g
Pizza1 slice (14")13.32g33.98g12.13g
Potato6 oz.4.47g36.47g0.22g
Rice1 cup cooked4.2g44.08g0.44g
Sandwich1 (6" Subway Turkey)18g46g3.5g
Beverages/Dairy
Beer1 can1.64g12.64g0g
Coca-Cola Classic1 can0g39g0g
Diet Coke1 can0g0g0g
Milk (1%)1 cup8.22g12.18g2.37g
Milk (2%)1 cup8.05g11.42g4.81g
Milk (Whole)1 cup7.86g11.03g7.93g
Orange Juice1 cup1.74g25.79g0.5g
Apple cider1 cup0.15g28.97g0.27g
Yogurt (low-fat)1 cup12.86g17.25g3.8g
Yogurt (non-fat)1 cup13.01g17.43g0.41g

How it Works & Formula

Total Calories = 4 × Carbs(g) + 4 × Protein(g) + 9 × Fat(g)

Splits daily calorie goals into specific gram distributions of macronutrients (Proteins, Carbohydrates, and Fats) based on fitness goals.

Practical Examples

Example 1: High-Protein Muscle Building

A daily target of 2,000 calories with a 40/30/30 split requires 200g carbs, 150g protein, and 67g fat.

Frequently Asked Questions

What are Macronutrients (Macros)?

Macronutrients are the chemical compounds that humans consume in large quantities that provide bulk energy: carbohydrates (4 kcal/g), proteins (4 kcal/g), and fats (9 kcal/g).

How does the calculator determine macro splits?

Based on your overall daily calorie target, your chosen macronutrient distribution determines what percentage of your target energy budget is dedicated to protein, carbohydrates, and fats.

What formulas are available for estimation?

You can choose between Mifflin-St Jeor (estimates resting energy based on physical metrics), Katch-McArdle (computes daily needs based on lean body mass), and Revised Harris-Benedict.