Macro tracking has a reputation problem. People hear "count your macros" and picture someone weighing chicken breast on a food scale at a restaurant. That is not what this is about.
At its core, macro tracking is about understanding the three building blocks of food -- protein, carbohydrates, and fat -- and making sure you are getting enough of each to support your goals.
The Three Macronutrients
Protein (4 calories per gram) is the building block of muscle. It is the most important macro for body composition. It keeps you full, costs the most energy to digest (20-30% thermic effect), and prevents muscle loss during a calorie deficit.
Carbohydrates (4 calories per gram) are your body's preferred energy source, especially for high-intensity exercise. They fuel your workouts, support brain function, and help with recovery. They are not the enemy.
Fat (9 calories per gram) is essential for hormone production, vitamin absorption, and cell membrane integrity. Going too low on fat (below 20% of calories) can disrupt your hormones and mood.
How to Set Your Macros in 5 Minutes
- Set protein first. Aim for 0.7-1.0g per pound of bodyweight. If you weigh 170 lbs, that is 119-170g of protein per day.
- Set fat at 25-35% of total calories. If your target is 2,000 calories, that is 56-78g of fat per day.
- Fill the rest with carbs. Whatever calories remain after protein and fat go to carbohydrates.
Example: 170 lb Person, 2,000 Calorie Target
- Protein: 170g = 680 calories
- Fat: 65g = 585 calories
- Carbs: (2,000 - 680 - 585) / 4 = 184g = 735 calories
Macro Sources at a Glance
| Food | Serving | Protein | Carbs | Fat | Calories |
|---|---|---|---|---|---|
| Chicken breast | 6 oz (170g) | 54g | 0g | 6g | 270 |
| Greek yogurt (plain, 2%) | 1 cup (245g) | 20g | 9g | 3g | 146 |
| Eggs | 2 large | 12g | 1g | 10g | 140 |
| Salmon fillet | 6 oz (170g) | 34g | 0g | 18g | 296 |
| White rice (cooked) | 1 cup (186g) | 4g | 45g | 0g | 206 |
| Sweet potato | 1 medium (130g) | 2g | 27g | 0g | 112 |
| Oats (dry) | 1/2 cup (40g) | 5g | 27g | 3g | 150 |
| Banana | 1 medium (118g) | 1g | 27g | 0g | 105 |
| Avocado | 1/2 medium (68g) | 1g | 6g | 11g | 114 |
| Olive oil | 1 tbsp (14g) | 0g | 0g | 14g | 119 |
| Almonds | 1 oz (28g) | 6g | 6g | 14g | 164 |
| Peanut butter | 2 tbsp (32g) | 7g | 7g | 16g | 190 |
Building a Balanced Plate
You Do Not Need to Be Perfect
Research consistently shows that hitting within 10% of your targets produces the same results as hitting them exactly. If your protein target is 170g and you eat 155g, that is fine.
Practical Tips for Real Life
- Plan protein first. Build each meal around a protein source, then add carbs and fat.
- Use your hand as a measuring tool. A palm-sized portion of meat is roughly 25-30g protein. A fist of rice is about 40-45g carbs. A thumb of oil or butter is about 14g fat.
- Prep anchor meals. Have 2-3 go-to meals where you know the macros without thinking.
- Do not track forever. Two to four weeks of tracking builds portion intuition that lasts.
Build Your Plate
Click foods to add them and see the macro breakdown update in real time.
When to Adjust
If you are not seeing results after 2-3 weeks of consistent tracking, adjust calories by 10% rather than overhauling everything. Small changes beat dramatic overhauls every time.
Get Your Macro Targets
Use our macro calculator to get personalized protein, carb, and fat targets based on your goals.
Open Macro Calculator