Macro Calculator
Calculate macronutrients for your goals.
Your Profile & Goals
Enter your details to get a personalized macronutrient breakdown.
Your Daily Targets
Based on your profile and a balanced diet.
Target Calories
2623
Protein
197g
Carbs
262g
Fat
87g
Calorie Distribution
Macro Calculator
Everything you need to know
About the Macro Calculator
Counting macros (macronutrients) is the most precise way to control your body composition. While calorie counting tells you how much to eat, macro counting tells you what to eat. Our macro calculator breaks down your daily calorie target into specific grams of protein, carbohydrates, and fat based on your goals and preferences.
What you get:
- Daily protein, carb, and fat targets in grams
- Percentage breakdown of each macronutrient
- Adjustments for cutting, bulking, or maintaining
- Support for keto, low-carb, high-protein, and balanced diets
Why Macros Matter
| Macronutrient | Primary Role | Calories per Gram |
|---|---|---|
| Protein | Muscle repair, hormone production, satiety | 4 kcal/g |
| Carbohydrates | Primary energy source, brain fuel, workout performance | 4 kcal/g |
| Fats | Hormone health, cell structure, vitamin absorption | 9 kcal/g |
Example: Two people eating 2,000 calories/day:
- Person A: 150g protein, 250g carbs, 55g fat = more energy, moderate muscle support
- Person B: 200g protein, 150g carbs, 90g fat = more muscle preservation, keto-friendly
Same calories, very different results.
How to Calculate Your Macros
Step 1: Set Calorie Target
Use your TDEE as a baseline:
- Weight loss: TDEE - 300 to 500 calories
- Maintenance: TDEE ± 100 calories
- Muscle gain: TDEE + 200 to 300 calories
Step 2: Set Protein Target
Protein is the most important macro for body composition:
| Goal | Protein per lb of body weight | Protein per kg |
|---|---|---|
| Sedentary / maintenance | 0.36-0.6 g/lb | 0.8-1.3 g/kg |
| Active / general fitness | 0.6-0.8 g/lb | 1.3-1.8 g/kg |
| Muscle building | 0.8-1.0 g/lb | 1.8-2.2 g/kg |
| Fat loss (muscle preservation) | 0.9-1.1 g/lb | 2.0-2.4 g/kg |
| Competitive bodybuilding | 1.0-1.2 g/lb | 2.2-2.7 g/kg |
Example: 160 lb person trying to build muscle Protein = 160 × 0.9 = 144g protein/day Protein calories = 144 × 4 = 576 calories
Step 3: Set Fat Target
Fats should be 20-35% of total calories for most people:
Example: 2,000 calorie diet, 25% from fat Fat calories = 2,000 × 0.25 = 500 calories Fat grams = 500 ÷ 9 = 55g fat/day
Minimum fat intake: Never drop below 0.3g per lb (0.7g/kg) for hormone health.
Step 4: Fill Remaining Calories with Carbs
Example continued:
- Total calories: 2,000
- Protein calories: 576
- Fat calories: 500
- Remaining: 2,000 - 576 - 500 = 924 calories
- Carb grams: 924 ÷ 4 = 231g carbs/day
Final macros: 144g protein, 231g carbs, 55g fat
Macro Ratios by Diet Style
| Diet Style | Protein | Carbs | Fats | Best For |
|---|---|---|---|---|
| Balanced (40/30/30) | 30% | 40% | 30% | General health, sustainability |
| High-protein | 40% | 35% | 25% | Muscle building, fat loss |
| Low-carb | 30% | 20% | 50% | Blood sugar control, appetite management |
| Keto | 20% | 5-10% | 70-75% | Rapid fat loss, epilepsy, specific goals |
| Athlete / performance | 25% | 50% | 25% | Endurance sports, high training volume |
| Body recomposition | 35% | 35% | 30% | Simultaneous muscle gain and fat loss |
Tracking Your Macros
Food Scale Method (Most Accurate)
- Weigh your food in grams
- Look up macros per 100g using a nutrition database
- Log in an app like MyFitnessPal, Cronometer, or Lose It
Hand Portion Method (Convenient)
| Macronutrient | Men's Serving | Women's Serving |
|---|---|---|
| Protein | 1 palm = ~25g | 1 palm = ~20g |
| Carbs | 1 cupped hand = ~30g | 1 cupped hand = ~20g |
| Fats | 1 thumb = ~15g | 1 thumb = ~10g |
| Vegetables | 1 fist = minimal macros | 1 fist = minimal macros |
Common Macro Mistakes
- Not eating enough protein: Most people under-eat protein. Prioritize protein at every meal.
- Fear of carbs: Carbs are not evil. They're essential for performance and thyroid health.
- Fear of fats: Very low-fat diets harm hormones. Keep fats at 20%+ of calories.
- Ignoring fiber: Aim for 25-38g of fiber daily within your carb target.
- Perfectionism: Being within 10g of each target is fine. Consistency beats perfection.
Frequently Asked Questions
Do I need to hit my macros exactly every day?
No. Aim to be within ±10g of each target. Weekly averages matter more than daily precision.
Should I adjust macros on rest days?
Some people drop carbs by 50-100g on rest days while keeping protein constant. Others keep macros the same daily for simplicity. Both work.
How do alcohol calories fit into macros?
Alcohol has 7 calories per gram. Most people track it as carbs or fats. For example, a 150-calorie beer could be logged as 37g carbs or 17g fat.
Can I build muscle and lose fat at the same time?
Yes—body recomposition is possible, especially for beginners, people returning after a break, or those with higher body fat. Eat at maintenance calories with high protein (0.9-1g/lb).
What's the minimum calories I should eat?
Generally don't drop below 1,200 calories (women) or 1,500 calories (men) without medical supervision.